Description

Mattermost versions 11.3.x <= 11.3.0, 11.2.x <= 11.2.2 fail to verify run_create permission for empty playbookId, which allows team members to create unauthorized runs via the playbook run API. Mattermost Advisory ID: MMSA-2025-00542

INFO

Published Date :

2026-03-16T19:53:21.650Z

Last Modified :

2026-03-16T19:53:21.650Z

Source :

Mattermost
AFFECTED PRODUCTS

The following products are affected by CVE-2026-26304 vulnerability.

No data.

REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-26304.

URL Resource
https://mattermost.com/security-updates cve-icon cve-icon
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