Critical severity9.8NVD Advisory· Published Dec 17, 2025· Updated Apr 2, 2026

CVE-2025-43526

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.

Affected products

Apple Inc./Safari
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
Range: <26.2
Apple Inc./macOS
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Range: <26.2

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

support.apple.com/en-us/125886nvdRelease NotesVendor Advisory
support.apple.com/en-us/125892nvdRelease NotesVendor Advisory

News mentions

No linked articles in our index yet.

cvss	0.637
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000