Bug 2428970 (CVE-2026-0881) - CVE-2026-0881 firefox: Sandbox escape in the Messaging System component
Summary: CVE-2026-0881 firefox: Sandbox escape in the Messaging System component
Keywords:
Status: NEW
Alias: CVE-2026-0881
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:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-01-13 14:02 UTC by OSIDB Bzimport
Modified: 2026-01-13 17:25 UTC (History)
5 users (show)

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

Attachments (Terms of Use)

Description OSIDB Bzimport 2026-01-13 14:02:24 UTC 
Sandbox escape in the Messaging System component. This vulnerability affects Firefox < 147.
Note You need to log in before you can comment on or make changes to this bug.