Bug 2533763 (CVE-2026-92040) - CVE-2026-92040 firefox: thunderbird: Use-after-free in the JavaScript: WebAssembly component
Summary: CVE-2026-92040 firefox: thunderbird: Use-after-free in the JavaScript: WebAss...
Keywords:
Status: NEW
Alias: CVE-2026-92040
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-15 12:56 UTC by OSIDB Bzimport
Modified: 2026-09-17 07:43 UTC (History)
5 users (show)

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

Attachments (Terms of Use)

Description OSIDB Bzimport 2026-09-15 12:56:02 UTC 
Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 156.
Note You need to log in before you can comment on or make changes to this bug.