Safari 27.2 Security Update

What Safari 27.2 Fixes

Safari 27.2, released October 26, 2026, fixes 33 vulnerabilities in 6 parts of the system, according to Apple's security advisory.

Apple does not say that any of them were exploited before the fix. That makes Safari 27.2 a routine security update: worth installing soon, not an emergency.

It is the newest security release for Safari on Apple's list.

Grouped by us from the impact Apple gives for each fix; the impact lines below are Apple's own.

Which Devices Get Safari 27.2

Apple lists Safari 27.2 for: macOS Sequoia and macOS Tahoe.

How to Install Safari 27.2

Safari updates arrive through Software Update on the Mac. On a current macOS they are part of the macOS update; on older versions they are offered separately.

Security fixes are cumulative: any later release for the same version includes these as well, so if you are already past Safari 27.2 there is nothing to do.

Every Fix in Safari 27.2

All 33 CVEs in Apple's advisory, the most serious kinds first. Each entry is the part of the system affected, Apple's description of the impact and the fix, and the CVE ID.

• WebKit

  Processing maliciously crafted web content may lead to arbitrary code execution

  A use-after-free issue was addressed with improved memory management.

  CVE-2026-112697 CVE-2026-112655 CVE-2026-112651 CVE-2026-112623

• WebKit

  Processing maliciously crafted web content may lead to arbitrary code execution

  A type confusion issue was addressed with improved memory handling.

  CVE-2026-112659

• WebKit Canvas

  Processing maliciously crafted web content may lead to arbitrary code execution

  A use-after-free issue was addressed with improved memory management.

  CVE-2026-112637

• WebKit JavaScript Bindings

  Processing maliciously crafted web content may lead to arbitrary code execution

  A use-after-free issue was addressed with improved memory management.

  CVE-2026-112626

• WebKit Process Model

  Processing maliciously crafted web content may lead to arbitrary code execution

  A use-after-free issue was addressed with improved memory management.

  CVE-2026-112639

• WebKit Process Model

  A remote attacker may be able to break out of Web Content sandbox

  This issue was addressed by removing the vulnerable code.

  CVE-2026-113897

• LinkPresentation

  Processing a maliciously crafted image may result in memory corruption

  An out-of-bounds write issue was addressed with improved bounds checking.

  CVE-2026-112621

• WebKit

  Processing maliciously crafted web content may lead to an unexpected process crash

  A use-after-free issue was addressed with improved memory management.

  CVE-2026-113904 CVE-2026-112599

• WebKit

  Processing maliciously crafted web content may lead to memory corruption

  A type confusion issue was addressed with improved checks.

  CVE-2026-86974

• WebKit

  Processing maliciously crafted web content may lead to an unexpected Safari crash

  A use-after-free issue was addressed with improved memory management.

  CVE-2026-86986 CVE-2026-112693

• WebKit

  Processing maliciously crafted web content may lead to an unexpected process crash

  This issue was addressed with improved input validation.

  CVE-2026-86985

• WebKit

  Processing maliciously crafted web content may lead to an unexpected process termination

  A race condition was addressed with improved locking.

  CVE-2026-112686

• WebKit

  Processing maliciously crafted web content may lead to an unexpected process crash

  This issue was addressed through improved state management.

  CVE-2026-112684

• WebKit

  Processing maliciously crafted web content may lead to an unexpected process termination

  A type confusion issue was addressed with improved state handling.

  CVE-2026-112673

• WebKit

  Processing maliciously crafted web content may lead to an unexpected Safari crash

  A race condition was addressed with improved state handling.

  CVE-2026-112669

• WebKit

  Processing maliciously crafted web content may lead to an unexpected process termination

  A use-after-free issue was addressed with improved memory management.

  CVE-2026-112695 CVE-2026-112666 CVE-2026-112654 CVE-2026-112653 CVE-2026-112615

• WebKit

  Processing maliciously crafted web content may lead to memory corruption

  A use-after-free issue was addressed with improved memory management.

  CVE-2026-112640

• WebKit

  Processing maliciously crafted web content may lead to memory corruption

  A type confusion issue was addressed with improved state management.

  CVE-2026-113949

• WebRTC

  Processing maliciously crafted web content may lead to an unexpected process crash

  A use-after-free issue was addressed with improved memory management.

  CVE-2026-113901

• WebRTC

  Processing maliciously crafted web content may lead to an unexpected process crash

  An out-of-bounds read was addressed with improved bounds checking.

  CVE-2026-86973

• WebKit

  Processing maliciously crafted web content may result in the disclosure of process memory

  An out-of-bounds read was addressed with improved bounds checking.

  CVE-2026-112699 CVE-2026-112680

• WebKit

  A website may be able to use a media format that should be restricted in Lockdown Mode

  A logic issue was addressed with improved checks.

  CVE-2026-113952

• WebKit

  Processing maliciously crafted web content may lead to unexpected memory modification

  A use-after-free issue was addressed with improved memory management.

  CVE-2026-113903

Safari Security Release History

Safari 27.2 in context: the security releases Apple has published for Safari, newest first, with the number of fixes each carried.

The Same Fixes Elsewhere

Apple ships most fixes to every platform that shares the code, and to older versions still under support. These releases close at least one of the same CVEs:

Frequently Asked Questions