Bug 2533805 (CVE-2026-92074) - CVE-2026-92074 firefox: thunderbird: Mitigation bypass in the Popup Blocker component
Summary: CVE-2026-92074 firefox: thunderbird: Mitigation bypass in the Popup Blocker c...
Keywords:
Status: NEW
Alias: CVE-2026-92074
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-15 13:14 UTC by OSIDB Bzimport
Modified: 2026-09-17 16:36 UTC (History)
5 users (show)

Fixed In Version:
Clone Of:
Environment:
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Description OSIDB Bzimport 2026-09-15 13:14:49 UTC 
Mitigation bypass in the Popup Blocker component. This vulnerability was fixed in Firefox 156 and Firefox ESR 153.3.
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