CVE-2026-4684 | Mozilla Firefox up to 148 WebRender use after free (Nessus ID 303474)
A vulnerability, which was classified as critical, has been found in Mozilla Firefox up to 148. Impacted is an unknown function of the component WebRender. Performing a manipulation results in use after free.
This vulnerability is identified as CVE-2026-4684. The attack can be initiated remotely. There is not any exploit available.
It is advisable to upgrade the affected component.