Live › vulnerability › CVE-2026-120572
Firefox's layout code, in the Block and Inline component, mishandles boundary conditions. The sources do not state what an attacker can do with it.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-11-03 14:21 UTC. All times on this page are UTC.
Anyone running Firefox older than 159.0.1 is exposed; the sources do not say what triggers the bug or what an attacker gets from it. Users on current Firefox releases are not affected.
No product ranges from the sources yet.
firefox --version on the command line.159.0.1.159.0.1 or laterEach row is the first time that source carried this signal. The analyst’s rows are its own findings.
Incorrect boundary conditions in the Layout: Block and Inline component. This vulnerability was fixed in Firefox 159.0.1.
This page as .md · .json · in your agent: get_signal("CVE-2026-120572")
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