CVE-2025-43438

MEDIUM

Safari < 26.1 - Use-After-Free

Title source: llm
STIX 2.1

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, visionOS 26.1, watchOS 26.1. Processing maliciously crafted web content may lead to an unexpected Safari crash.

References (20)

Core 20
Core References

Scores

CVSS v3 4.3
EPSS 0.0105
EPSS Percentile 60.4%
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 total

Details

CWE
CWE-416
Status published
Products (11)
Apple/iOS and iPadOS < 18.7.2
Apple/iOS and iPadOS < 26.1
apple/ipados < 26.1
apple/iphone_os < 26.1
Apple/macOS < 26.1
apple/safari < 26.1
Apple/Safari < 26.1
apple/visionos < 26.1
Apple/visionOS < 26.1
apple/watchos < 26.1
... and 1 more
Published Nov 04, 2025
Tracked Since Feb 18, 2026