CVE-2025-43536

MEDIUM

Safari < 26.2 - Use-After-Free via Maliciously Crafted Web Content

Title source: llm
STIX 2.1

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. Processing maliciously crafted web content may lead to an unexpected process crash.

References (4)

Core 4
Core References
Release Notes, Vendor Advisory
https://support.apple.com/en-us/125884
Release Notes, Vendor Advisory
https://support.apple.com/en-us/125885
Release Notes, Vendor Advisory
https://support.apple.com/en-us/125886
Release Notes, Vendor Advisory
https://support.apple.com/en-us/125892

Scores

CVSS v3 4.3
EPSS 0.0004
EPSS Percentile 11.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-416
Status published
Products (8)
Apple/iOS and iPadOS < 18.7.3
Apple/iOS and iPadOS < 26.2
apple/ipados < 18.7.3
apple/iphone_os < 18.7.3
apple/macos < 26.2
Apple/macOS < 26.2
apple/safari < 26.2
Apple/Safari < 26.2
Published Dec 17, 2025
Tracked Since Feb 18, 2026