CVE-2026-100815 | Mozilla Firefox up to 153.3/156 CSS Parsing/Computation use after free

A vulnerability labeled as critical has been found in Mozilla Firefox up to 153.3/156. This affects an unknown function of the component CSS Parsing/Computation. Such manipulation leads to use after free.

This vulnerability is documented as CVE-2026-100815. The attack can be executed remotely. There is not any exploit available.

The affected component should be upgraded.VulDB Recent EntriesRead More