CVE-2026-6781 | Mozilla Firefox up to 149 Playback denial of service (Nessus ID 310635 / WID-SEC-2026-1228)
A vulnerability was found in Mozilla Firefox up to 149. It has been rated as problematic. This impacts an unknown function of the component Playback. This manipulation causes denial of service.
This vulnerability is tracked as CVE-2026-6781. The attack is possible to be carried out remotely. No exploit exists.
Upgrading the affected component is advised.