Home / Vulnerabilities / CVE-2025-43529
HIGH SEVERITY
CVE-2025-43529 Apple · Multiple Products

Apple Multiple Products Use-After-Free WebKit Vulnerability

Technical Severity

CVSS v3.1 Metrics

HIGH
8.8 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploitation Likelihood

EPSS Prediction

0.02 %
Predictive Probability
Percentile Rank
5.6 th

Documented as more likely to be exploited than 5.6% of known CVEs.

Detection Date

Dec 15, 2025

Remediation Due

Jan 05, 2026

CISA Catalog Active

Threat Analysis

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.

Remediation Directive

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

External Intelligence

https://support.apple.com/en-us/125884

https://support.apple.com/en-us/125884

https://support.apple.com/en-us/125892

https://support.apple.com/en-us/125892

https://support.apple.com/en-us/125885

https://support.apple.com/en-us/125885

https://support.apple.com/en-us/125886

https://support.apple.com/en-us/125886

https://support.apple.com/en-us/125889

https://support.apple.com/en-us/125889
NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2025-43529