CVE-2026-74984 | Mozilla Firefox up to 153/153.0 JavaScript Engine race condition

August 18, 2026 Yanac

A vulnerability classified as critical has been found in Mozilla Firefox up to 153/153.0. This affects an unknown part of the component JavaScript Engine. Performing a manipulation results in race condition.

This vulnerability is known as CVE-2026-74984. Remote exploitation of the attack is possible. No exploit is available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More