CVE Watch—

CVE-2025-43529

Apple Multiple Products Use-After-Free WebKit Vulnerability

CVSS

—

No CVSS

EPSS

8.9%

p95

KEV

YES

Dec 15, 2025

Exploit Today

0-100

Published: — · Last modified: —

EPSS · 30d

8.6%EPSS · 30 days8.9%

2026-08-022026-08-31

KEV catalog record

Product

Apple / Multiple Products

Vulnerability

Apple Multiple Products Use-After-Free WebKit Vulnerability

Added to KEV

Dec 15, 2025

Remediate by

Jan 5, 2026

Known ransomware use

Summary description

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.

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.

Notes

https://support.apple.com/en-us/125884 ; https://support.apple.com/en-us/125892 ; https://support.apple.com/en-us/125885 ; https://support.apple.com/en-us/125886 ; https://support.apple.com/en-us/125889 ; https://nvd.nist.gov/vuln/detail/CVE-2025-43529

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