Bug 2453006 (CVE-2026-28859) - CVE-2026-28859 webkitgtk: A malicious website may be able to process restricted web content outside the sandbox
Summary: CVE-2026-28859 webkitgtk: A malicious website may be able to process restrict...
Keywords:
Status: NEW
Alias: CVE-2026-28859
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2453077 2453078 2453079
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-03-30 12:37 UTC by OSIDB Bzimport
Modified: 2026-03-30 16:49 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed:
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Description OSIDB Bzimport 2026-03-30 12:37:44 UTC 
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.
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