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8.8 High Exploited

CVE-2025-43529 Apple Multiple Products Use-After-Free WebKit Vulnerability

Active exploitation observed

· CISA KEV catalogue
Required action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Ransomware campaigns Not observed so far
Weakness CWE-416

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 26. CVE-2025-14174 was also issued in response to this report.

Affected products and versions

Product Affected versions Fixed in
iOS and iPadOS 26.2 earliest → < 26.2 26.2
iOS and iPadOS 18.7 earliest → < 18.7.3 18.7.3
tvOS 26.2 earliest → < 26.2 26.2
Safari 26.2 earliest → < 26.2 26.2
visionOS 26.2 earliest → < 26.2 26.2
macOS 26.2 earliest → < 26.2 26.2
watchOS 26.2 earliest → < 26.2 26.2

References

Timeline

  1. Published
  2. Added to the KEV catalogue
  3. Last modified

Other CVEs of iOS and iPadOS

The 2049 CVEs of iOS and iPadOS →
CVE-2026-86925 An authorization issue was addressed with improved state management 5.5 Medium CVE-2026-84627 A buffer overflow was addressed with improved bounds checking 7.8 High CVE-2026-86972 A buffer overflow was addressed with improved size validation 7.8 High CVE-2026-113912 An out-of-bounds access issue was addressed with improved bounds checking 7.1 High
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