CVE-2026-20676

State: Published
Severity: 4.3 Medium
Published: Feb 11, 2026
Updated: Apr 7, 2026
Reserved: Nov 11, 2025

Description

This issue was addressed through improved state management. This issue is fixed in Safari 26.3, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. A website may be able to track users through Safari web extensions.

Scores

CVSS	Score	Vector	Source
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N	CISA-ADP

Weaknesses

CWE-400 Uncontrolled Resource Consumption

Affected Products

Product	Versions
SafariApple	before 26.3Affected
iOS and iPadOSApple	before 26.3Affected
macOSApple	before 26.3Affected
visionOSApple	before 26.3Affected

References

https://support.apple.com/en-us/126346
https://support.apple.com/en-us/126348
https://support.apple.com/en-us/126353
https://support.apple.com/en-us/126354

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