CVE-2025-43526

CRITICAL

9.8

Description

This issue was addressed with improved URL validation. This issue is fixed in Safari 26.2, macOS Tahoe 26.2. On a Mac with Lockdown Mode enabled, web content opened via a file URL may be able to use Web APIs that should be restricted.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published12/17/2025

Last Modified4/2/2026

Sourcenvd

Honeypot Sightings0

Affected Products

apple:macosapple:safari

Weaknesses (CWE)

CWE-601

References

https://support.apple.com/en-us/125886(product-security@apple.com)

https://support.apple.com/en-us/125892(product-security@apple.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.