CVE-2026-82920 | Mattermost up to 11.7.7/11.8.4/11.9.0 access_control_policies access control (EUVD-2026-77487)

A vulnerability has been found in Mattermost up to 11.7.7/11.8.4/11.9.0 and classified as problematic. The impacted element is an unknown function of the file /api/v4/access_control_policies. The manipulation leads to improper access controls.

This vulnerability is listed as CVE-2026-82920. The attack may be initiated remotely. There is no available exploit.

The affected component should be upgraded.VulDB Recent EntriesRead More