CVE-2026-12294 | Mozilla Firefox up to 151 Workers sandbox

June 16, 2026 Yanac

A vulnerability has been found in Mozilla Firefox up to 151 and classified as critical. This vulnerability affects unknown code of the component Workers. The manipulation leads to sandbox issue.

This vulnerability is uniquely identified as CVE-2026-12294. The attack is possible to be carried out remotely. No exploit exists.

The affected component should be upgraded.VulDB Recent EntriesRead More