CVE-2026-100801 | Mozilla Firefox up to 140.16/153.3/156 DLL Services privileges management

September 29, 2026 Yanac

A vulnerability marked as critical has been reported in Mozilla Firefox up to 140.16/153.3/156. The affected element is an unknown function of the component DLL Services. This manipulation causes improper privilege management.

This vulnerability appears as CVE-2026-100801. The attack may be initiated remotely. There is no available exploit.

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