CVE-2026-109722 | Mozilla Firefox up to 115.42/153.4/157 JIT input validation

October 13, 2026 Yanac

A vulnerability, which was classified as critical, has been found in Mozilla Firefox up to 115.42/153.4/157. This affects an unknown function of the component JIT. Performing a manipulation results in improper input validation.

This vulnerability is cataloged as CVE-2026-109722. It is possible to initiate the attack remotely. There is no exploit available.

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