Bug 2526763 (CVE-2026-84133) - CVE-2026-84133 firefox: thunderbird: Site isolation issue in the DOM: Push Subscriptions component
Summary: CVE-2026-84133 firefox: thunderbird: Site isolation issue in the DOM: Push Su...
Keywords:
Status: NEW
Alias: CVE-2026-84133
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: 2026-09-01 12:46 UTC by OSIDB Bzimport
Modified: 2026-09-21 19:34 UTC (History)
5 users (show)

Fixed In Version:
Clone Of:
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Description OSIDB Bzimport 2026-09-01 12:46:01 UTC 
Site isolation issue in the DOM: Push Subscriptions component. This vulnerability was fixed in Firefox 155 and Firefox ESR 153.2.
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