Bug 2550390 (CVE-2026-109773) - CVE-2026-109773 firefox: Denial-of-service in the Sync component
Summary: CVE-2026-109773 firefox: Denial-of-service in the Sync component
Keywords:
Status: NEW
Alias: CVE-2026-109773
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: 2026-10-13 12:52 UTC by OSIDB Bzimport
Modified: 2026-10-30 22:31 UTC (History)
5 users (show)

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

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Description OSIDB Bzimport 2026-10-13 12:52:24 UTC 
Denial-of-service in the Sync component. This vulnerability was fixed in Firefox 158.
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