CVE-2026-113952: Apple Safari/iOS/iPadOS logic issue in Lockdown Mode media restrictions

CVE-2026-113952 · Severity: info · Published 2026-10-26

Apple's Lockdown Mode is a security feature that restricts media formats to protect users from targeted attacks. A logic flaw allows websites to use restricted media formats even when Lockdown Mode is enabled, potentially exposing users to malicious content. This affects Safari on macOS and iOS/iPadOS across multiple versions, requiring updates to patch the oversight in security policy enforcement.

Technologies: Apple Ios, Apple iPadOS, Apple macOS Golden Gate, Apple Safari. Vendors: Apple.

Quick answers

Is CVE-2026-113952 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-113952 being exploited in the wild.
How severe is CVE-2026-113952?
Informational severity, published 26 October 2026.
Which products and versions are affected?
Apple Ios 26.7.2, before 27.2; Apple iPadOS 26.7.2, before 27.2; Apple macOS Golden Gate before 27.2; Apple Safari before 27.2.
Is there a fix for CVE-2026-113952?
Yes: fixed in Safari 27.2, iOS 26.7.2 and 27.2, iPadOS 26.7.2 and 27.2, macOS Golden Gate 27.2. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-113952 attacked?
It is attacked over the network, in an operating system.
Am I affected by CVE-2026-113952?
Check whether you run Apple Ios, Apple iPadOS, Apple macOS Golden Gate or one of the others listed at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • Fixed in: Safari 27.2, iOS 26.7.2 and 27.2, iPadOS 26.7.2 and 27.2, macOS Golden Gate 27.2

Technical details

A logic issue in Lockdown Mode's media format restrictions allows websites to bypass security controls that should prevent certain media formats from playing. The vulnerability affects Safari, iOS, and iPadOS across multiple versions. The fix involves improved validation checks to enforce the intended media format restrictions when Lockdown Mode is active.

Affected products

  • Apple Safari before 27.2
  • Apple iOS 26.7.2, before 27.2
  • Apple iPadOS 26.7.2, before 27.2
  • Apple macOS Golden Gate before 27.2

Timeline

  • 2026-10-26: advisory

References

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