CVE-2026-92015 | Mozilla Firefox up to 115.40/140.15/153.2/155 WebExtensions privileges management

A vulnerability, which was classified as critical, has been found in Mozilla Firefox up to 115.40/140.15/153.2/155. Impacted is an unknown function of the component WebExtensions. This manipulation causes improper privilege management.

This vulnerability is tracked as CVE-2026-92015. The attack is possible to be carried out remotely. No exploit exists.

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