CVE-2026-2803 | Mozilla Firefox up to 147 Settings UI information disclosure (EUVD-2026-8456 / Nessus ID 300122)
A vulnerability was found in Mozilla Firefox up to 147. It has been declared as problematic. This vulnerability affects unknown code of the component Settings UI. Such manipulation leads to information disclosure.
This vulnerability is referenced as CVE-2026-2803. It is possible to launch the attack remotely. No exploit is available.
It is recommended to upgrade the affected component.