Apple Multiple Products Use-After-Free WebKit Vulnerability

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• NewsExploited · CISA KEVApple · Multiple Products

  Apple Multiple Products Use-After-Free WebKit Vulnerability

  CVE-2025-43529

  Apple iOS, iPadOS, macOS, and other Apple products contain a use-after-free vulnerability in WebKit. Processing maliciously crafted web content may lead to memory corruption. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.

  CISA's required action · due 5 Jan 2026 for U.S. federal civilian agencies

  Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  Cited by CISA: support.apple.com · support.apple.com · support.apple.com · support.apple.com +2 more at the source

  Added to KEV 15 Dec 2025 · Source checked 4 Nov 2026, 16:40 UTC · CISA KEV entry

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