CVE-2026-20691

MEDIUM | Platform: macOS | Changelog

CVE Details

Description

An authorization issue was addressed with improved state management. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4, watchOS 26.4. A maliciously crafted webpage may be able to fingerprint the user.

CVSS 3.1 Score

Metric	Value
Base Score	4.3 (MEDIUM)
Vector	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N`

Weakness

CWE-497

References

Apple Security Advisory
NVD Entry
https://support.apple.com/en-us/126792 (Release Notes, Vendor Advisory)
https://support.apple.com/en-us/126798 (Release Notes, Vendor Advisory)
https://support.apple.com/en-us/126799 (Release Notes, Vendor Advisory)
https://support.apple.com/en-us/126800 (Release Notes, Vendor Advisory)