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Not in CISA KEV
HIGH severity

CVE-2026-112640 — SAFARI

HIGH

CVE-2026-112640 is a high-severity (CVSS 7.6) Use After Free vulnerability in Apple Safari. A fix is available — see the affected versions and patch details below.

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 27.2, iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2,…

Published
Updated
Affected
6 products
Patched
See advisory
Exploits
None indexed
Exploitation data as of Nov 3, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Exploitation Status

No confirmed exploitation observed yet

  • CISA assesses this as automatable — exploitation doesn’t require manual, per-target effort, which raises the odds of mass scanning and opportunistic attacks.
  • CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.

Exploitation and automatability from CISA’s SSVC triage for CVE-2026-112640.

EPSS Exploitation Probability

via FIRST.org ↗
0.2%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs9th percentile — riskier than 9% of all scored CVEsHighest risk
0.00%0.23%0.46%0.69%0.2%0.2%Nov 26Nov 26

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

How urgent is this, really

Where this sits among everything scored

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 27.2, iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2, visionOS 27.2, watchOS 27.2. Processing maliciously crafted web content may lead to memory corruption.

Affected Products

6 products · 6 configurations
Application
SafariApple
< 27.2
1 version
0
Application
iOS and iPadOSApple
< 26.7.2
2 versions
00
Application
macOSApple
< 27.2
1 version
0
Application
tvOSApple
< 27.2
1 version
0
Application
visionOSApple
< 27.2
1 version
0
Application
watchOSApple
< 27.2
1 version
0

Detection & mitigation playbook

Vendor / appliance

  1. Detect

    Inventory every Apple Safari deployment and check each version against the affected-products list above.

  2. Fix

    Apply the Apple Safari security patch or hotfix for CVE-2026-112640 on the affected version, following the vendor advisory for your exact build.

  3. Workarounds

    Constrain what reaches the vulnerable code: limit the size and shape of untrusted input, isolate the affected component in a sandboxed or least-privileged process, and enable the platform's memory-safety mitigations (ASLR, stack protector, hardened allocator) so an out-of-bounds access is more likely to fail closed than to be exploitable. Alongside that, restrict the management interface to trusted networks and apply the vendor's recommended configuration mitigations.

Frequently Asked Questions

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 27.2, iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2, visionOS 27.2, watchOS 27.2. Processing maliciously crafted web content may lead to memory corruption.
O3 Security · Runtime Protection

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CVE-2026-112640: SAFARI Use After Free (High 7.6)