CVE-2026-112626: Apple Safari use-after-free in WebContent rendering

CVE-2026-112626 · Severity: high · CVSS 8.8 · Published 2026-10-26

Safari and other Apple products contain a use-after-free memory vulnerability that can be triggered when processing maliciously crafted web content. An attacker can exploit this flaw to execute arbitrary code on affected devices, potentially compromising user data, installing malware, or taking over the device.

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

Quick answers

Is CVE-2026-112626 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-112626 being exploited in the wild.
How severe is CVE-2026-112626?
High severity, with a CVSS score of 8.8, published 26 October 2026.
Which products and versions are affected?
Apple Ios Before 26.7.2 and before 27.2; Apple iPadOS Before 26.7.2 and before 27.2; Apple macOS Golden Gate Before 27.2; Apple Safari Before 27.2; and 3 more.
Is there a fix for CVE-2026-112626?
Yes: 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. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-112626 attacked?
It is attacked over the network, in a web application.
Am I affected by CVE-2026-112626?
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 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

Technical details

A use-after-free vulnerability in Safari's WebContent handling allows an attacker to read or write freed memory when processing specially crafted web content. The vulnerability requires network access and user interaction (visiting a malicious website) but does not require authentication. Successful exploitation leads to arbitrary code execution with the privileges of the Safari process.

Affected products

  • Apple Safari Before 27.2
  • Apple iOS Before 26.7.2 and before 27.2
  • Apple iPadOS Before 26.7.2 and before 27.2
  • Apple macOS Golden Gate Before 27.2
  • Apple tvOS Before 27.2
  • Apple visionOS Before 27.2
  • Apple watchOS Before 27.2

Timeline

  • 2026-10-26: disclosed
  • 2026-10-26: patched

References

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