Description
The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. A malicious website may be able to process restricted web content outside the sandbox.
Scores
CVSS v3
4.3
EPSS
0.0004
EPSS Percentile
12.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-125
CWE-416
CWE-787
Status
published
Products (13)
Apple/iOS and iPadOS
< 26.4
apple/ipados
< 26.4
apple/iphone_os
< 26.4
Apple/macOS
< 26.4
apple/macos
< 26.4
Apple/Safari
< 26.4
apple/safari
< 26.4
Apple/tvOS
< 26.4
apple/tvos
< 26.4
Apple/visionOS
< 26.4
... and 3 more
Published
Mar 25, 2026
Tracked Since
Mar 25, 2026