CVE-2026-74987 | Mozilla Firefox up to 140.13/153/153.0 memory corruption

August 18, 2026 Yanac

A vulnerability described as critical has been identified in Mozilla Firefox up to 140.13/153/153.0. This impacts an unknown function. The manipulation results in memory corruption.

This vulnerability is known as CVE-2026-74987. It is possible to launch the attack remotely. No exploit is available.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More