Live › vulnerability › CVE-2026-117979
Go to dashboardIncorrect boundary conditions in Firefox's WebRender graphics component were fixed in Firefox 159 and ESR 115.44 and 153.6. The sources do not say what an attacker can do with it.
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 releases on desktop or in managed fleets. The sources do not say which platforms or configurations are exposed, and the description gives no trigger detail. Teams that run only the fixed versions can skip it.
No product ranges from the sources yet.
firefox --version or check Help > About Firefox and compare with 159 or the ESR builds 115.44 and 153.6159 or later115.44 or 153.6, whichever branch is in useEach row is the first time that source carried this signal. The analyst’s rows are its own findings.
Incorrect boundary conditions in the Graphics: WebRender 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-2026-117979")
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