Live › vulnerability › CVE-2026-117885
Go to dashboardA use-after-free in Firefox's Layout: Grid component lets memory be reused after it is freed. The sources do not say what an attacker gets from it beyond memory corruption.
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 or Firefox ESR older than the fixed versions, on desktop or in managed fleets. The sources do not say whether web content alone can trigger it or whether a user must visit a page.
No product ranges from the sources yet.
firefox --version; versions below 159 (or ESR below 153.6) are in scope.159 or later.153.6 or later.Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Use-after-free in the Layout: Grid component. This vulnerability was fixed in Firefox 159 and Firefox ESR 153.6.
This page as .md · .json · in your agent: get_signal("CVE-2026-117885")
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