CVE-2026-124878 · Other
NO FIX YET · SEE WHAT TO DO
A memory-safety bug (use-after-free) in the Firefox layout engine's Positioned component was fixed in Firefox 160. The sources do not say what an attacker can do with it beyond the memory corruption.
first public Nov 10, 2026 · 1 source
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Firefox installs whose version is older than 160. The sources do not say whether any configuration or user action is needed to be exposed.
Who cares browser, firefox
firefox --version160 or laterUse-after-free in the Layout: Positioned component. This vulnerability was fixed in Firefox 160.
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