CVE-2026-92066 | Mozilla Firefox up to 155 Profile Backup sandbox

September 15, 2026 Yanac

A vulnerability has been found in Mozilla Firefox up to 155 and classified as critical. This affects an unknown function of the component Profile Backup. The manipulation leads to sandbox issue.

This vulnerability is referenced as CVE-2026-92066. Remote exploitation of the attack is possible. No exploit is available.

The affected component should be upgraded.VulDB Recent EntriesRead More