Bug 2500523 (CVE-2026-43701) - CVE-2026-43701 webkitgtk: webkitgtk: A malicious website may process restricted web content outside the sandbox
Summary: CVE-2026-43701 webkitgtk: webkitgtk: A malicious website may process restrict...
Keywords:
Status: NEW
Alias: CVE-2026-43701
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2500629 2500630 2500632
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-07-14 19:08 UTC by OSIDB Bzimport
Modified: 2026-07-20 18:49 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:42062 0 None None None 2026-07-20 18:49:48 UTC
Red Hat Product Errata RHSA-2026:42088 0 None None None 2026-07-20 18:16:39 UTC

Description OSIDB Bzimport 2026-07-14 19:08:07 UTC 
The issue was addressed with improved checks.

Impact: a malicious website may process restricted web content outside the sandbox

Advisory: https://webkitgtk.org/security/WSA-2026-0004.html
WebKit Bug: https://bugs.webkit.org/show_bug.cgi?id=315004
Comment 3 errata-xmlrpc 2026-07-20 18:16:38 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:42088 https://access.redhat.com/errata/RHSA-2026:42088
Comment 4 errata-xmlrpc 2026-07-20 18:49:47 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:42062 https://access.redhat.com/errata/RHSA-2026:42062
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