CVE-2026-96260 | Mattermost up to 11.7.10/11.8.5/11.9.1/11.10.1 CSRF validation input validation

A vulnerability was found in Mattermost up to 11.7.10/11.8.5/11.9.1/11.10.1. It has been rated as problematic. Affected is an unknown function of the component CSRF validation. The manipulation leads to improper input validation.

This vulnerability is uniquely identified as CVE-2026-96260. The attack is possible to be carried out remotely. No exploit exists.

Upgrading the affected component is advised.VulDB Recent EntriesRead More