CVE-2025-12419 | Mattermost up to 10.5.12/10.11.4/10.12.1/11.0.3 OpenID Connect Authentication incorrect implementation of authentication algorithm

A vulnerability, which was classified as critical, has been found in Mattermost up to 10.5.12/10.11.4/10.12.1/11.0.3. This impacts an unknown function of the component OpenID Connect Authentication. Performing manipulation results in incorrect implementation of authentication algorithm.

This vulnerability is known as CVE-2025-12419. Remote exploitation of the attack is possible. No exploit is available.

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