CVE-2026-28942
MEDIUMiOS and iPadOS < 26.5 - Use-After-Free via Malicious Web Content
Title source: llmDescription
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected Safari crash.
References (18)
Core 18
Core References
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:25918
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:25927
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:27728
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:27785
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:27804
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:28114
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:28146
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:28147
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:28148
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2026-28942
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2483963
Scores
CVSS v3
6.5
EPSS
0.0046
EPSS Percentile
37.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-416
Status
published
Products (12)
Apple/iOS and iPadOS
< 26.5
apple/ipados
< 26.5
apple/iphone_os
< 26.5
Apple/macOS
< 26.5
apple/macos
26.0 - 26.5
Apple/Safari
< 26.5
Apple/tvOS
< 26.5
apple/tvos
< 26.5
Apple/visionOS
< 26.5
apple/visionos
< 26.5
... and 2 more
Published
May 11, 2026
Tracked Since
May 12, 2026