CVE-2026-124908 · Runtime
NO FIX YET · SEE WHAT TO DO
A use-after-free bug in Firefox's CSS parsing and computation component lets memory be reused after it is freed. The sources do not state what an attacker can do beyond that, so the impact is unconfirmed.
first public Nov 10, 2026 · 1 source
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Anyone running Firefox before version 160 is affected. The sources do not describe a specific configuration or required interaction.
Not affected if firefox-160-or-later
Who cares browser, firefox
160 are the ones the sources say were fixed in 160.160 or later, as the sources state this was fixed in Firefox 160.Use-after-free in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 160.
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