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.
References (4)
Scores
CVSS v3
5.3
EPSS
0.0005
EPSS Percentile
16.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-400
Status
published
Products (9)
Apple/iOS and iPadOS
< 26.3
apple/ipados
< 26.3
apple/iphone_os
< 26.3
apple/macos
< 26.3
Apple/macOS
< 26.3
apple/safari
< 26.3
Apple/Safari
< 26.3
apple/visionos
< 26.3
Apple/visionOS
< 26.3
Published
Feb 11, 2026
Tracked Since
Feb 18, 2026