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CVE-2025-43211

Good to know:

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Date: July 29, 2025

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.6, iPadOS 17.7.9, iOS 18.6 and iPadOS 18.6, tvOS 18.6, watchOS 11.6, visionOS 2.6. Processing web content may lead to a denial-of-service.

Severity Score

Related Resources (9)

https://support.apple.com/en-us/124147
https://support.apple.com/en-us/124148
https://support.apple.com/en-us/124154
https://support.apple.com/en-us/124155
https://support.apple.com/en-us/124152
https://support.apple.com/en-us/124153
https://nvd.nist.gov/vuln/detail/CVE-2025-43211
https://support.apple.com/en-us/124149
https://www.mend.io/vulnerability-database/CVE-2025-43211

Severity Score

Weakness Type (CWE)

Allocation of Resources Without Limits or Throttling

CWE-770

Top Fix

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Upgrade Version

Upgrade to version https://github.com/WebKit/WebKit.git - webkitgtk-2.48.5;https://github.com/WebKit/WebKit.git - wpewebkit-2.48.5

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CVSS v3.1

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

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