CVE-2026-4689 | Mozilla Firefox up to 148 XPCOM integer overflow (Nessus ID 303470)
A vulnerability was found in Mozilla Firefox up to 148. It has been classified as critical. This impacts an unknown function of the component XPCOM. This manipulation causes integer overflow.
This vulnerability is registered as CVE-2026-4689. Remote exploitation of the attack is possible. No exploit is available.
Upgrading the affected component is recommended.