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CVE-2025-43432

Good to know:

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Date: November 3, 2025

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

Severity Score

Related Resources (7)

https://support.apple.com/en-us/125632
https://support.apple.com/en-us/125640
https://nvd.nist.gov/vuln/detail/CVE-2025-43432
https://support.apple.com/en-us/125638
https://support.apple.com/en-us/125639
https://support.apple.com/en-us/125637
https://www.mend.io/vulnerability-database/CVE-2025-43432

Severity Score

Weakness Type (CWE)

Use After Free

CWE-416

Top Fix

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Upgrade Version

Upgrade to version https://github.com/WebKit/WebKit.git - webkitgtk-2.50.2;https://github.com/WebKit/WebKit.git - webkitgtk-2.51.2;https://github.com/WebKit/WebKit.git - wpewebkit-2.50.2;https://github.com/WebKit/WebKit.git - wpewebkit-2.51.2

Learn More

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

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