CVE-2026-109716 | Mozilla Firefox up to 115.42/153.4/157 JavaScript Engine input validation

October 13, 2026 Yanac

A vulnerability labeled as critical has been found in Mozilla Firefox up to 115.42/153.4/157. Affected by this vulnerability is an unknown functionality of the component JavaScript Engine. Such manipulation leads to improper input validation.

This vulnerability is referenced as CVE-2026-109716. It is possible to launch the attack remotely. No exploit is available.

The affected component should be upgraded.VulDB Recent EntriesRead More