Live › vulnerability › CVE-2026-117907
Go to dashboardA use-after-free bug in the Networking component of Firefox could let a crafted condition corrupt memory. The sources do not say what an attacker gets beyond that, such as code execution.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-27 14:32 UTC. All times on this page are UTC.
Anyone running Firefox builds older than the fixed versions, including desktop users and organizations on ESR channels. The sources do not say which configurations or features trigger the flaw, so unknown whether a default install is exposed.
No product ranges from the sources yet.
firefox --version159 or later115.44 or later153.6 or laterEach row is the first time that source carried this signal. The analyst’s rows are its own findings.
Use-after-free in the Networking component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, and Firefox ESR 153.6.
This page as .md · .json · in your agent: get_signal("CVE-2026-117907")
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