Live › vulnerability › CVE-2026-117903
Go to dashboardA use-after-free bug in Firefox's Audio/Video component can corrupt memory when it is triggered. The sources do not say what an attacker can gain from it beyond that.
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.
Firefox installs older than the fixed releases are affected, including ESR branches. The sources do not say which configurations or content trigger the bug, so unknown whether a default install is reachable from a web page.
No product ranges from the sources yet.
159 or ESR 115.44 or 153.6159115.44 or 153.6Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Use-after-free in the Audio/Video 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-2026-117903")
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