CVE-2026-93851 | Mattermost up to 11.7.10/11.8.5/11.9.1 Mention Reminder cross-site request forgery

October 29, 2026 Yanac

A vulnerability categorized as problematic has been discovered in Mattermost up to 11.7.10/11.8.5/11.9.1. Affected is an unknown function of the component Mention Reminder Component. Such manipulation leads to cross-site request forgery.

This vulnerability is referenced as CVE-2026-93851. It is possible to launch the attack remotely. No exploit is available.

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