The Apple Security Update Review for September 2026
Welcome back to our monthly look at Apple security patches. This release shows Apple is not immune to the new normal of AI-assisted vulnerability discovery as they release patches for 273 total CVEs. For the September 2026 release, Apple released 273 unique CVEs across macOS 27 (Golden Gate), macOS Sequoia 15.8, macOS Tahoe 26.7, iOS / iPadOS 27, visionOS 27, watchOS 27, tvOS 27, iOS / iPadOS 26.7, Safari 27, and Xcode 27. This patch release actually happened a couple of days ago, but since Apple doesn’t provide CVSS scores or other severity information, it takes a couple of days to understand the full severity. Even with the additional time, there are many CVEs without a severity score. However, looking at the one that do have severity assigned by NVD or CISA-ADP, there are a few that truly stand out, including one under active exploit. CVE-2026-65400 — Screen Sharing Server (9.8 CRITICAL, ⚠ CISA KEV) . This bug is confirmed by CISA to be actively exploited. A network attacker can authenticate to Screen Sharing without valid credentials, without user interaction. This component was first patched on August 6 and relisted in v27 as macOS 27/Tahoe 26.7 now carries the fix. CVE-2026-65414 — Bluetooth (9.8 CRITICAL) . This is the highest-scored non-exploited bug in the release. It’s remote, network-vector arbitrary code execution with no privileges or interaction, and CISA tagged it "automatable: yes, technical impact: total." It spans all eight OS platforms, which is the broadest-reach critical vulnerability in the release and the most likely candidate to become a KEV entry. CVE-2026-65346 — ImageIO (8.8 HIGH) . The bug sits at the top of the HIGH tier and is the most dangerous remote content bug: processing a malicious image leads to arbitrary code execution. ImageIO is the canonical zero-/one-click surface (images auto-rendered in Messages, previews), so it carries high real-world weaponization potential. Two honorable mentions that matter because of a data caveat: CVE-2026-84607 (AVEVideoEncoder) — a sandbox-to-kernel arbitrary-code-execution bug — and CVE-2026-43790 (Kernel) — remote kernel memory corruption — are arguably more severe by impact than #3, but NVD hasn't scored either yet (both TBD), so they don't rank on the current evidence. Also worth noting: CVE-2026-43692 (CUPS) remote code execution and CVE-2026-84568 (autofs) root RCE both sit at the top of the HIGH band. Here’s the full table of Apple patches and the products they affect: Apple Security Updates — September 14, 2026 (v27) 273 Total CVEs 134 Scored 139 TBD 2 CRITICAL 46 HIGH 84 MEDIUM 2 LOW CVSS is the NVD primary score where available, otherwise CISA-ADP secondary; TBD = NVD has not scored it yet (most v27 CVEs are still under analysis). ⚠ KEV marks CVEs in CISA's Known Exploited Vulnerabilities catalog. Apple security release — September 14, 2026 (version 27), 273 CVEs. CVSS/Severity from NVD (National Vulnerability Database) as of Sept 16, 2026. CVE IDs link to NVD. "Yes/No" indicates whether each update is affected. CVE ID Component Impact CVSS Severity iOS / iPadOS 27 iOS / iPadOS 26.7 macOS 27 (Golden Gate) macOS Tahoe 26.7 macOS Sequoia 15.8 tvOS 27 watchOS 27 visionOS 27 Safari 27 Xcode 27 CVE-2026-65400 Screen Sharing Server An attacker on the network may be able to authenticate to Screen Sharing without valid credentials 9.8 ⚠ KEV CRITICAL No No Yes Yes No No No No No No CVE-2026-65414 Bluetooth A remote attacker may be able to cause unexpected app termination or arbitrary code execution 9.8 CRITICAL Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-43692 CUPS A remote user may cause an unexpected app termination or arbitrary code execution 8.8 HIGH No No Yes Yes Yes No No No No No CVE-2026-65346 ImageIO Processing an image may lead to arbitrary code execution 8.8 HIGH No No No No Yes Yes Yes Yes No No CVE-2026-43686 Kernel Connecting to a malicious NFS server may lead to kernel memory corruption 8.8 HIGH Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-65374 WebDAV Connecting to a malicious WebDAV server may result in code execution 8.8 HIGH No No Yes Yes Yes No No No No No CVE-2026-43715 WebKit Processing maliciously crafted web content may lead to memory corruption 8.8 HIGH No Yes No No No No No No No No CVE-2026-43794 WebKit Processing maliciously crafted web content may lead to memory corruption 8.8 HIGH No No No No No Yes Yes Yes No No CVE-2026-65390 WebRTC Processing maliciously crafted web content may lead to memory corruption 8.8 HIGH No No No No No Yes Yes Yes No No CVE-2026-65391 WebRTC Processing maliciously crafted web content may lead to memory corruption 8.8 HIGH No No No No No Yes Yes Yes No No CVE-2026-43760 Screen Sharing Server An app may be able to access user-sensitive data 8.6 HIGH No No No Yes No No No No No No CVE-2026-84581 HFS Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory 8.4 HIGH No No Yes Yes Yes No No No No No CVE-2026-84535 Automator An app may be able to break out of its sandbox 8.2 HIGH No No Yes Yes Yes No No No No No CVE-2026-84516 CUPS Processing a maliciously crafted file may result in unexpected app termination or disclosure of process memory 8.1 HIGH No No Yes Yes Yes No No No No No CVE-2026-65415 Kernel A local user may be able to cause unexpected system termination or read kernel memory 8.1 HIGH Yes No Yes No No Yes Yes Yes No No CVE-2026-84568 autofs An attacker with control of a network directory server may be able to execute arbitrary code with root privileges 7.8 HIGH No No Yes Yes Yes No No No No No CVE-2026-84607 AVEVideoEncoder A sandboxed app may be able to execute arbitrary code with kernel privileges 7.8 HIGH Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84631 Bluetooth An app may be able to gain root privileges 7.8 HIGH No No Yes No No No No No No No CVE-2026-43786 CoreServices An app may be able to gain root privileges 7.8 HIGH No No Yes Yes Yes No No No No No CVE-2026-84575 CoreUI Processing a maliciously crafted file may lead to unexpected app termination 7.8 HIGH Yes No Yes Yes Yes Yes Yes Yes No No CVE-2026-43691 CUPS An app may be able to gain root privileges 7.8 HIGH No No Yes Yes Yes No No No No No CVE-2026-43698 CUPS An app may be able to gain root privileges 7.8 HIGH No No Yes Yes No No No No No No CVE-2026-84505 Directory Utility An app may be able to gain root privileges 7.8 HIGH No No Yes Yes Yes No No No No No CVE-2026-65362 Disk Images An app may be able to gain root privileges 7.8 HIGH No No Yes Yes Yes No No No No No CVE-2026-64758 ImageIO Processing a maliciously crafted file may lead to unexpected app termination 7.8 HIGH No Yes No No Yes No No No No No CVE-2026-43684 Kernel An app may be able to cause unexpected system termination or corrupt kernel memory 7.8 HIGH No Yes Yes No Yes No No No No No CVE-2026-43689 Kernel A malicious app may be able to gain root privileges 7.8 HIGH Yes Yes Yes No No No No Yes No No CVE-2026-86917 Kernel An app may be able to gain root privileges 7.8 HIGH No No Yes Yes Yes No No No No No CVE-2026-64712 odproxyd An app may be able to gain root privileges 7.8 HIGH No No Yes Yes Yes No No No No No CVE-2026-84515 SMB Connecting to a malicious SMB server may lead to kernel memory corruption 7.8 HIGH No No Yes Yes Yes No No No No No CVE-2026-84506 udf An app may be able to execute arbitrary code with kernel privileges 7.8 HIGH No No Yes Yes Yes No No No No No CVE-2026-64761 Accessibility An app may be able to identify what other apps a user has installed 7.5 HIGH Yes No No No No No No No No No CVE-2026-86895 CloudKit A local app may be able to read a persistent account identifier 7.5 HIGH Yes No No No No Yes Yes Yes No No CVE-2026-84563 CUPS An app may be able to cause unexpected system termination 7.5 HIGH No No Yes Yes Yes No No No No No CVE-2026-84606 iCloud An app may be able to identify a user across reinstalls 7.5 HIGH Yes No Yes No No No No Yes No No CVE-2026-43661 ImageIO Processing a maliciously crafted image may corrupt process memory 7.5 HIGH No Yes No No No No No No No No CVE-2026-28969 IOKit An app may be able to cause unexpected system termination 7.5 HIGH Yes No Yes Yes Yes Yes Yes Yes No No CVE-2026-65343 Kernel A remote attacker may be able to cause unexpected system termination 7.5 HIGH No No No No No Yes Yes Yes No No CVE-2026-65364 Kernel A remote attacker may be able to cause unexpected system termination 7.5 HIGH No No Yes Yes Yes No No No No No CVE-2026-86894 libxpc An app may be able to break out of its sandbox 7.5 HIGH No No Yes No No No No No No No CVE-2026-84543 SMB Connecting to a malicious SMB server may cause unexpected system termination or corrupt kernel memory 7.5 HIGH No No Yes Yes Yes No No No No No CVE-2026-84553 smbx A remote attacker may be able to cause a denial-of-service 7.5 HIGH No No Yes Yes Yes No No No No No CVE-2026-28930 Spotlight An app may be able to access protected user data 7.5 HIGH No No No No Yes No No No No No CVE-2026-86904 Watch App An app may be able to track users across apps and websites without permission 7.5 HIGH Yes Yes No No No No Yes No No No CVE-2026-64752 CoreMedia Processing a maliciously crafted image may lead to arbitrary code execution 7.3 HIGH Yes No Yes No No No No Yes No No CVE-2026-84611 SceneKit Processing a maliciously crafted 3D model may lead to memory corruption 7.3 HIGH Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84632 SceneKit Processing a maliciously crafted 3D model may lead to memory corruption 7.3 HIGH Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-64736 IOMobileFrameBuffer An app may be able to cause unexpected system termination or corrupt kernel memory 7.1 HIGH No No No No Yes Yes Yes Yes No No CVE-2026-65349 Kernel An app may be able to cause unexpected system termination or read kernel memory 6.6 MEDIUM No No No No Yes Yes Yes Yes No No CVE-2026-84537 SMB An app may be able to cause unexpected system termination or corrupt kernel memory 6.6 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-43788 Spotlight Processing a maliciously crafted file may lead to a denial-of-service or potentially disclose memory contents 6.6 MEDIUM No No Yes No No No No No No No CVE-2026-86882 Accelerate Framework Processing a maliciously crafted image may lead to unexpected process termination 6.5 MEDIUM Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84519 AppleDouble Mounting a disk image with maliciously crafted files may lead to unexpected system termination 6.5 MEDIUM Yes Yes Yes Yes Yes No No No No No CVE-2026-86879 Baseband A remote attacker may be able to cause a denial-of-service 6.5 MEDIUM Yes No No No No No No No No No CVE-2026-86885 Baseband An attacker in radio range may be able to cause unexpected system termination 6.5 MEDIUM Yes No No No No No No No No No CVE-2026-65412 CoreText Processing web content may lead to a denial-of-service 6.5 MEDIUM Yes Yes Yes Yes Yes No Yes Yes No No CVE-2026-84596 CoreText Processing a maliciously crafted font may result in the disclosure of process memory 6.5 MEDIUM Yes No Yes No No Yes Yes Yes No No CVE-2026-84597 FontParser Processing a maliciously crafted font may result in the disclosure of process memory 6.5 MEDIUM Yes No Yes No No Yes Yes Yes No No CVE-2022-3437 Heimdal A user in a privileged network position may be able to leak sensitive user information 6.5 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-28934 HFS Mounting a malicious disk image may cause unexpected system termination 6.5 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-65347 ImageIO Processing an image may lead to a denial-of-service 6.5 MEDIUM No No No No No Yes Yes Yes No No CVE-2026-65395 ImageIO Processing a maliciously crafted image may result in memory corruption 6.5 MEDIUM Yes Yes Yes Yes Yes Yes No Yes No No CVE-2026-43687 Kernel Connecting to a malicious NFS server may disclose kernel memory 6.5 MEDIUM Yes Yes Yes Yes No Yes Yes Yes No No CVE-2026-65330 Kernel An app may be able to cause unexpected system termination or corrupt kernel memory 6.5 MEDIUM No No No No Yes Yes Yes Yes No No CVE-2026-84538 Kernel A remote attacker may be able to cause a denial-of-service 6.5 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-84588 Kernel Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory 6.5 MEDIUM No No Yes No No No No No No No CVE-2026-84487 SceneKit Processing a maliciously crafted file may result in disclosure of process memory 6.5 MEDIUM Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-43719 SMB Mounting a maliciously crafted SMB network share may lead to system termination 6.5 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-65365 SMB Connecting to a malicious SMB share may disclose kernel memory 6.5 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-84536 SMB Connecting to a malicious SMB server may lead to unexpected system termination 6.5 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-43677 WebDAV Connecting to a malicious WebDAV server may lead to unexpected app termination 6.5 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-64715 WebKit Processing maliciously crafted web content may lead to an unexpected process crash 6.5 MEDIUM No No No No No Yes Yes Yes No No CVE-2026-64753 WebKit Processing maliciously crafted web content may disclose sensitive user information 6.5 MEDIUM Yes No Yes No No Yes Yes Yes Yes No CVE-2026-64787 WebKit Processing maliciously crafted web content may lead to an unexpected process termination 6.5 MEDIUM No No No No No Yes Yes Yes No No CVE-2026-64778 WebKit History Visiting a maliciously crafted website may leak sensitive data 6.5 MEDIUM No No No No No Yes Yes Yes No No CVE-2026-84560 Bluetooth An app may gain unauthorized access to Bluetooth 6.1 MEDIUM Yes No Yes No No Yes Yes Yes No No CVE-2026-84619 Kernel An app may be able to cause unexpected system termination or write kernel memory 6.1 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-84554 CUPS An attacker in a privileged network position may be able to cause a denial-of-service 5.9 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-43664 Accessibility An app may be able to access sensitive user data 5.5 MEDIUM Yes Yes Yes Yes Yes Yes Yes No No No CVE-2026-65404 Accounts A malicious application may be able to bypass Privacy preferences 5.5 MEDIUM Yes No Yes No No No No No No No CVE-2026-84523 APFS An app may be able to cause unexpected system termination or write kernel memory 5.5 MEDIUM Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84586 Apple Account A malicious application may be able to leak sensitive user information 5.5 MEDIUM No No Yes No No No Yes No No No CVE-2026-65407 AppleAVD An app may be able to cause unexpected system termination 5.5 MEDIUM Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84593 AppleKeyStore An app may be able to cause unexpected system termination 5.5 MEDIUM Yes No No No No No No No No No CVE-2026-43763 ATS An app may be able to read files outside of its sandbox 5.5 MEDIUM No No No Yes Yes No No No No No CVE-2026-86905 Authentication Services An app may be able to delete credentials stored in Keychain 5.5 MEDIUM Yes No Yes No No No No Yes No No CVE-2026-43737 CoreMotion An app may be able to access motion data from headphones without user consent 5.5 MEDIUM Yes Yes Yes Yes Yes Yes Yes No No No CVE-2026-43738 CoreUI Processing a maliciously crafted asset catalog may result in disclosure of process memory 5.5 MEDIUM Yes No Yes No No No No No No No CVE-2026-84489 CoreUI An app may be able to cause a denial of service 5.5 MEDIUM Yes No Yes No No No No No No No CVE-2026-84534 file_cmds Extracting a maliciously crafted archive may allow an attacker to write arbitrary files 5.5 MEDIUM Yes Yes Yes Yes Yes No No Yes No No CVE-2026-65409 Foundation An app may be able to cause a denial of service 5.5 MEDIUM Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-64756 Image Capture An app may be able to access user-sensitive data 5.5 MEDIUM Yes No Yes Yes Yes No No No No No CVE-2026-64760 IOSurfaceAccelerator An app may be able to leak sensitive kernel state 5.5 MEDIUM Yes No Yes No No Yes Yes Yes No No CVE-2026-65401 Kernel An app may be able to cause unexpected system termination 5.5 MEDIUM No No Yes Yes No No No No No No CVE-2026-65402 Kernel An app may be able to cause unexpected system termination 5.5 MEDIUM Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-65405 Kernel An app may be able to determine kernel memory layout 5.5 MEDIUM Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84517 Kernel An app may be able to cause unexpected system termination 5.5 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-84521 Kernel An app may be able to cause unexpected system termination 5.5 MEDIUM Yes Yes Yes Yes Yes No No Yes No No CVE-2026-86903 Kernel An app may be able to disclose kernel memory 5.5 MEDIUM Yes No Yes No No Yes Yes Yes No No CVE-2026-86883 Managed Configuration An app may be able to access sensitive user data 5.5 MEDIUM Yes No No No No No No Yes No No CVE-2026-43741 Messages An app may be able to access protected user data 5.5 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-84491 Photos Storage An app may be able to access sensitive user data 5.5 MEDIUM Yes Yes Yes No No Yes Yes Yes No No CVE-2026-84576 QuartzCore An app may be able to access sensitive user data 5.5 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-84555 Sandbox An app may be able to access sensitive user data 5.5 MEDIUM No No Yes No Yes No No No No No CVE-2026-65413 SceneKit An app may be able to cause a denial of service 5.5 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-28937 Terminal An app may be able to access sensitive user data 5.5 MEDIUM No No Yes No No No No No No No CVE-2026-64718 WebKit Canvas Processing maliciously crafted web content may lead to an unexpected Safari crash 5.5 MEDIUM Yes Yes Yes No No No No Yes Yes No CVE-2026-65393 Xcode IDE An app may be able to access user-sensitive data 5.5 MEDIUM No No Yes No No No No No No Yes CVE-2026-84617 XPC An app may be able to access sensitive user data 5.5 MEDIUM Yes Yes Yes Yes Yes Yes No No No No CVE-2026-64788 IOGPUFamily Processing maliciously crafted web content may lead to memory corruption 5.4 MEDIUM No No No No No No Yes Yes No No CVE-2026-65341 WebKit Processing maliciously crafted web content may lead to memory corruption 5.4 MEDIUM No No No No No Yes Yes Yes No No CVE-2026-34979 CUPS An attacker in a privileged network position may be able to cause a denial-of-service 5.3 MEDIUM No No Yes No No No No No No No CVE-2026-86876 CoreMedia A sandboxed process may be able to circumvent sandbox restrictions 5.2 MEDIUM Yes Yes Yes Yes Yes No Yes Yes No No CVE-2026-86889 Security An attacker in a privileged network position may be able to intercept network traffic 4.8 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-84492 Graphics An app may be able to cause unexpected system termination 4.7 MEDIUM Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84630 Kernel An app may be able to cause unexpected system termination 4.7 MEDIUM Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-43690 SMB A local user may be able to read kernel memory 4.7 MEDIUM No No Yes Yes Yes No No No No No CVE-2026-84518 Safari A malicious website may be able to determine what apps a user has installed 4.3 MEDIUM Yes No Yes No No No No No Yes No CVE-2026-43795 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-64780 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-64781 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-64784 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-65331 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-65332 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-65333 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-65334 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-65335 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-65336 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-65337 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-65338 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-65340 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-65351 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 4.3 MEDIUM No No No No No No No Yes No No CVE-2026-64782 WebKit Processing maliciously crafted web content may lead to an unexpected Safari crash 3.1 LOW No No No No No No No Yes No No CVE-2026-64779 WebKit Storage Processing maliciously crafted web content may lead to an unexpected Safari crash 3.1 LOW No No No No No No No Yes No No CVE-2026-86910 APFS An application may be able to access restricted files TBD TBD No No Yes Yes Yes No No No No No CVE-2026-86888 App Store A local app may be able to read a persistent account identifier TBD TBD Yes No Yes Yes No Yes Yes Yes No No CVE-2026-84587 AppKit An app may be able to access protected user data TBD TBD No No Yes Yes Yes No No No No No CVE-2026-20683 Apple Account An app may be able to use the Sign In With Apple authentication flow to access the user's Apple Account TBD TBD Yes No Yes Yes Yes No No Yes No No CVE-2026-84601 Apple Intelligence An app may be able to bypass Apple Intelligence security prompts TBD TBD No No Yes No No No No No No No CVE-2026-65408 Apple Neural Engine An app may be able to cause unexpected system termination TBD TBD Yes Yes Yes Yes Yes No No No No No CVE-2026-84520 AppleFDEKeyStore A local attacker may be able to cause unexpected system termination or corrupt kernel memory TBD TBD No No Yes No No No No No No No CVE-2026-65381 AppleMobileFileIntegrity A malicious app may be able to break out of its sandbox TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84522 Archive Utility An app may be able to access sensitive user data TBD TBD No No Yes No No No No No No No CVE-2026-84584 Archive Utility An app may be able to break out of its sandbox TBD TBD No No Yes No No No No No No No CVE-2026-65342 ATS An app may be able to access sensitive user data TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84525 ATS An app may be able to access user-sensitive data TBD TBD No No Yes Yes Yes No No No No No CVE-2026-65339 Audio An app may be able to leak sensitive user information TBD TBD No No No No Yes Yes Yes Yes No No CVE-2026-84583 AuthKit A local app may be able to read a persistent account identifier TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84570 autofs An app may be able to bypass Gatekeeper checks TBD TBD No No Yes Yes Yes No No No No No CVE-2026-65410 AVEVideoEncoder An app may be able to cause unexpected system termination TBD TBD Yes Yes Yes Yes No Yes Yes Yes No No CVE-2026-84616 AVEVideoEncoder An app may be able to cause unexpected system termination TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-65406 BackgroundAssets An app may be able to access sensitive user data TBD TBD Yes Yes Yes Yes Yes Yes No Yes No No CVE-2026-86878 Camera An app may be able to access sensitive user data TBD TBD Yes No No No No No No No No No CVE-2026-84567 cd9660 An app may be able to cause unexpected system termination TBD TBD No No Yes Yes Yes No No No No No CVE-2026-86893 CloudKit An app may be able to read device name TBD TBD Yes No No No No Yes Yes Yes No No CVE-2026-65399 copyfile An archive may be able to bypass Gatekeeper TBD TBD Yes Yes Yes Yes Yes No Yes Yes No No CVE-2026-86891 Core Bluetooth An app may be able to access Bluetooth device information TBD TBD No No Yes Yes Yes No Yes No No No CVE-2026-43683 CoreDrag An app may be able to cause unexpected process termination or disclose process memory TBD TBD No No Yes Yes Yes No No No No No CVE-2026-43789 CoreMedia An app may be able to access user-sensitive data TBD TBD No No Yes Yes Yes No No No No No CVE-2026-65344 CoreMedia Processing a maliciously crafted video file may lead to unexpected app termination TBD TBD Yes Yes Yes Yes Yes Yes No Yes No No CVE-2026-43702 CoreMedia Video Toolbox Processing a maliciously crafted video file may lead to unexpected app termination or corrupt process memory TBD TBD No Yes No Yes Yes No No No No No CVE-2026-84624 CoreML A sandboxed app may be able to access restricted files TBD TBD Yes Yes Yes Yes Yes No No Yes No No CVE-2026-84559 CoreServices A malicious application may be able to access restricted files TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84574 CoreServices An app may be able to bypass Privacy preferences TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84511 CoreUI Processing a maliciously crafted asset catalog may lead to unexpected process termination TBD TBD Yes No Yes Yes Yes Yes Yes Yes No No CVE-2026-84571 CoreUI Processing a maliciously crafted image may lead to unexpected app termination TBD TBD Yes No Yes No No Yes Yes Yes No No CVE-2026-64790 CUPS An app may be able to gain elevated privileges TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84540 CUPS An app may be able to access sensitive user data TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84541 CUPS An application may be able to access restricted files TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84612 DeviceCheck An app may be able to read persistent device identifiers TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84512 Disk Images Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84550 Disk Images An app may be able to cause unexpected system termination TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84552 Disk Images An app may be able to cause unexpected system termination TBD TBD Yes Yes Yes Yes Yes No No No No No CVE-2026-84565 Disk Images Processing a maliciously crafted disk image may lead to unexpected app termination TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84510 exFAT Mounting a maliciously crafted volume may lead to unexpected system termination TBD TBD Yes Yes Yes Yes Yes No No No No No CVE-2026-86900 exFAT Mounting a maliciously crafted exFAT volume may cause unexpected system termination or kernel memory disclosure TBD TBD No No Yes No No No No No No No CVE-2026-86901 exFAT Mounting a maliciously crafted exFAT volume may cause unexpected system termination or kernel memory disclosure TBD TBD No No Yes No No No No No No No CVE-2026-43785 File Bookmark An app may be able to modify a file it only had permission to read TBD TBD Yes No Yes Yes Yes Yes No Yes No No CVE-2026-43688 Filters Processing a maliciously crafted file may lead to unexpected app termination TBD TBD Yes No Yes No No No No No No No CVE-2026-84524 FontParser Processing a maliciously crafted font file may lead to unexpected app termination TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84569 Foundation An app may be able to access sensitive user data TBD TBD No No Yes No No No No No No No CVE-2026-86911 Foundation A malicious app may be able to bypass clickjacking protections for secure prompts TBD TBD No No Yes No No No No No No No CVE-2026-84618 Game Center An app may be able to access sensitive user data TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84533 Heimdal An attacker in a privileged network position may be able to modify network traffic TBD TBD Yes No Yes No No Yes Yes No No No CVE-2026-64714 ImageIO Processing a maliciously crafted image may lead to a denial-of-service TBD TBD No No Yes No No No No No No No CVE-2026-84564 ImageIO Processing a maliciously crafted image may result in disclosure of process memory TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-86869 ImageIO Processing a maliciously crafted image may lead to unexpected app termination TBD TBD No Yes Yes No No No No No No No CVE-2026-43743 IOGPUFamily An app may be able to cause unexpected system termination TBD TBD No Yes No Yes No No No No No No CVE-2026-65398 IOMobileFrameBuffer An app may be able to cause unexpected system termination or corrupt kernel memory TBD TBD Yes No Yes No No Yes Yes Yes No No CVE-2026-65354 iWork A malicious app may be able to break out of its sandbox TBD TBD Yes No Yes No No No No No No No CVE-2026-28935 Kernel An app may be able to cause unexpected system termination or corrupt kernel memory TBD TBD No No No No Yes Yes Yes Yes No No CVE-2026-28968 Kernel An app may be able to cause unexpected system termination or corrupt kernel memory TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-43790 Kernel A remote attacker may be able to cause unexpected system termination or corrupt kernel memory TBD TBD No No Yes Yes Yes No No No No No CVE-2026-65358 Kernel An app may be able to cause unexpected system termination TBD TBD Yes No Yes Yes Yes Yes Yes Yes No No CVE-2026-65359 Kernel A local user may be able to cause unexpected system termination or read kernel memory TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-65360 Kernel An app may be able to cause unexpected system termination TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-65369 Kernel A malicious application may bypass Gatekeeper checks TBD TBD No No Yes Yes Yes No No No No No CVE-2026-65371 Kernel An app may be able to disclose kernel memory TBD TBD No No No No Yes No No No No No CVE-2026-65377 Kernel An app may be able to cause unexpected system termination TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84507 Kernel An app may be able to cause unexpected system termination or corrupt kernel memory TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84530 Kernel An app may be able to disclose kernel memory TBD TBD Yes Yes Yes Yes No Yes Yes Yes No No CVE-2026-84544 Kernel Connecting to a malicious NFS server may cause unexpected system termination or corrupt kernel memory TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84549 Kernel Connecting to a malicious NFS server may cause unexpected system termination or corrupt kernel memory TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84558 Kernel An app may be able to cause unexpected system termination TBD TBD No No Yes No No No No No No No CVE-2026-84561 Kernel An app may be able to cause unexpected system termination or corrupt kernel memory TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84566 Kernel A local attacker may be able to cause unexpected system termination or corrupt kernel memory TBD TBD Yes Yes Yes Yes Yes No No No No No CVE-2026-84602 Kernel An app may be able to cause unexpected system termination TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84622 Kernel An app with root privileges may be able to read uninitialized kernel memory TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84514 Kext Management An app may be able to modify protected parts of the file system TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84556 Keychain Access An app may be able to access sensitive user data TBD TBD No No Yes Yes Yes No No No No No CVE-2026-65382 LaunchServices An app may be able to access sensitive user data TBD TBD No No Yes Yes Yes No No No No No CVE-2026-86870 libarchive Processing a maliciously crafted file may lead to unexpected app termination TBD TBD Yes Yes Yes No No No Yes Yes No No CVE-2026-84577 libxpc An app may be able to bypass sandbox restrictions TBD TBD No No Yes Yes No No No No No No CVE-2026-43787 Mail An attacker in a privileged network position may be able to leak sensitive user information TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84573 Mail An app may be able to access sensitive user data TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84628 MediaRemote A sandboxed app may be able to access the System Keychain TBD TBD Yes No Yes No No Yes Yes Yes No No CVE-2026-86924 MobileAccessoryUpdater Connecting a malicious accessory may cause unexpected system termination TBD TBD Yes Yes Yes Yes No No No No No No CVE-2026-65411 MobileBackup An app may be able to modify protected parts of the file system TBD TBD Yes Yes No No No No No Yes No No CVE-2026-84598 MobileBackup An attacker with physical access to a trust-paired device may be able to read and write arbitrary files TBD TBD Yes Yes No No No No No No No No CVE-2026-84497 Model I/O Opening a maliciously crafted file may lead to unexpected process termination TBD TBD Yes Yes Yes Yes Yes Yes No Yes No No CVE-2026-84615 Music An app may be able to access sensitive user data TBD TBD Yes Yes No No No Yes No Yes No No CVE-2026-43695 NetworkExtension An app may be able to access sensitive user data TBD TBD Yes No Yes Yes Yes Yes Yes Yes No No CVE-2026-84585 NetworkExtension An app may be able to access local network devices without user consent TBD TBD No No Yes No No No No No No No CVE-2026-84626 NetworkExtension An app may be able to identify what other apps a user has installed TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-86902 NSDocument An app may be able to access sensitive user data TBD TBD No No Yes No No No No No No No CVE-2026-84629 Photos Storage An app may be able to fingerprint the user TBD TBD Yes No No No No Yes Yes Yes No No CVE-2026-84623 Power Management An app may be able to fingerprint the device TBD TBD Yes Yes No No No No No No No No CVE-2026-84578 quarantine An app may be able to break out of its sandbox TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84580 quarantine An app may be able to break out of its sandbox TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84548 Quick Look Processing a maliciously crafted document may lead to an out-of-bounds read TBD TBD No No Yes Yes Yes No No No No No CVE-2026-28966 RealityKit Processing a maliciously crafted file may lead to unexpected app termination TBD TBD Yes Yes Yes Yes Yes Yes No Yes No No CVE-2026-84532 RealityKit Opening a maliciously crafted file may cause unexpected process termination or disclose process memory TBD TBD Yes Yes Yes Yes Yes Yes No Yes No No CVE-2026-65403 Reminders An app may be able to access sensitive user data TBD TBD Yes Yes Yes Yes Yes No Yes Yes No No CVE-2026-86897 Safe Browsing An app may be able to access sensitive user data TBD TBD Yes Yes Yes No No No No Yes Yes No CVE-2026-65380 Sandbox An app may be able to access protected user data TBD TBD No No Yes No No No No No No No CVE-2026-84551 Sandbox An app may be able to bypass network restrictions TBD TBD Yes No Yes No No No Yes Yes No No CVE-2026-84603 Sandbox Profiles An app may be able to access sensitive user data TBD TBD Yes No No No No No Yes Yes No No CVE-2026-84625 Sandbox Profiles An app may be able to fingerprint the user TBD TBD Yes No Yes No No No Yes Yes No No CVE-2026-43697 SceneKit Processing a maliciously crafted 3D file may lead to an out-of-bounds read TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84526 SceneKit Processing a maliciously crafted 3D scene may lead to unexpected process termination TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84546 SceneKit Processing a maliciously crafted 3D model may lead to memory corruption TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84620 SceneKit Processing a maliciously crafted 3D model may lead to memory corruption TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84531 Security Processing maliciously crafted NTLM input may lead to unexpected app termination TBD TBD Yes No Yes No No No No No No No CVE-2026-86881 Security An attacker with a compromised intermediate certificate authority may be able to issue certificates with arbitrary extended key usages TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-84600 Shortcuts A malicious shortcut may be able to send messages without user confirmation TBD TBD Yes No Yes No No Yes Yes Yes No No CVE-2026-86884 Siri An app may be able to access sensitive user data TBD TBD Yes No Yes No No Yes Yes No No No CVE-2026-86890 Siri Suggestions An attacker with physical access to a locked device may be able to view sensitive user information TBD TBD Yes Yes No No No No No No No No CVE-2026-65376 SMB An app may be able to cause unexpected system termination TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84509 SMB Connecting to a malicious SMB server may lead to unexpected system termination TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84609 Software Update An app may be able to modify protected system files TBD TBD Yes No Yes Yes Yes Yes Yes Yes No No CVE-2026-65361 SoftwareUpdate An app may be able to access sensitive user data TBD TBD No No Yes Yes Yes No No No No No CVE-2026-65378 Spotlight An app may be able to access sensitive user data TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84621 Spotlight An app may be able to access sensitive user data TBD TBD Yes Yes Yes Yes Yes No No No No No CVE-2026-86892 SpringBoard An app may be able to cause a denial-of-service TBD TBD Yes Yes No No No No No Yes No No CVE-2026-65345 Storage An app may be able to access user-sensitive data TBD TBD Yes Yes Yes Yes Yes No No No No No CVE-2026-65348 Storage An app may be able to modify protected parts of the file system TBD TBD Yes Yes Yes Yes Yes No No No No No CVE-2026-43791 StorageKit An app may be able to read arbitrary files TBD TBD No No Yes Yes Yes No No No No No CVE-2026-84513 Symptom Framework A malicious application may be able to determine a user's current location TBD TBD Yes Yes Yes Yes Yes Yes Yes Yes No No CVE-2026-65383 System Settings An app may bypass Gatekeeper checks TBD TBD No No Yes No No No No No No No CVE-2026-86909 System Settings An app may be able to bypass Gatekeeper checks TBD TBD No No Yes No No No No No No No CVE-2026-84527 TCC An app may be able to access sensitive user data TBD TBD Yes No Yes Yes Yes Yes Yes Yes No No CVE-2026-84589 TCC An app may be able to modify Privacy preferences TBD TBD No No Yes No No No No No No No CVE-2026-86886 TCC An app may be able to modify protected system files TBD TBD Yes Yes No No No No Yes No No No CVE-2026-65329 Telephony An attacker in a privileged network position may be able to bypass IPSec authentication and intercept network traffic TBD TBD Yes No No No No No No No No No CVE-2026-86887 Time Zone An app may be able to bypass certain Privacy preferences TBD TBD Yes Yes No No No No No Yes No No CVE-2026-43696 Touch Bar An app may be able to capture Touch Bar content without authorization TBD TBD No No Yes No No No No No No No CVE-2026-84572 udf An app may be able to cause unexpected system termination or read kernel memory TBD TBD No No Yes Yes Yes No No No No No CVE-2026-28899 WebDAV An app may bypass Gatekeeper checks TBD TBD No No Yes Yes Yes No No No No No CVE-2026-65375 WebDAV An app may be able to cause unexpected system termination TBD TBD No No Yes No Yes No No No No No CVE-2026-84635 WebKit Processing maliciously crafted web content may lead to an unexpected process termination TBD TBD Yes No Yes No No Yes Yes Yes Yes No CVE-2026-86898 WebKit Opening a maliciously crafted webarchive file may lead to universal cross-site scripting TBD TBD Yes No Yes No No No No Yes Yes No CVE-2026-84636 Wi-Fi Connectivity An app may be able to access sensitive user data TBD TBD Yes No No No No Yes Yes Yes No No CVE-2026-43674 Wi-Fi3 An attacker with physical access to an unlocked device may be able to view Wi-Fi passwords without authentication TBD TBD Yes No No No No No No No No No We’ll continue these macOS updates if people find them useful. Stay tuned for the regularly schedule Patch Tuesday blog covering Adobe and Microsoft.
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Canonical link: https://www.thezdi.com/blog/2026/9/16/the-apple-security-update-review-for-september-2026