What is CVE-2025-14573?

CVE-2025-14573 is a low-severity vulnerability in Mattermost, classified under Missing Authorization. CVSS score: 3.8/10. Published 2026-02-16.

How severe is CVE-2025-14573?

Low severity. CVSS v3 base score is 3.8 out of 10.

Auth bypass in Mattermost

CVE-2025-14573

Mattermost versions 10.11.x <= 10.11.9 fail to enforce invite permissions when updating team settings, which allows team administrators without proper permissions to bypass restrictions and add users to their team via API requests. Mattermost Advisory ID: MMSA-2025-00561

Vulnerability class: Broken Access Control

EPSS: 0.002 (5.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.8 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N.

Affected products

Mattermost — versions 10.11.0, 11.3.0, 10.11.10
Mattermost Mattermost_server

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

responsibledisclosure@mattermost.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2025-14573?: CVE-2025-14573 is a low-severity vulnerability in Mattermost, classified under Missing Authorization. CVSS score: 3.8/10. Published 2026-02-16.
How severe is CVE-2025-14573?: Low severity. CVSS v3 base score is 3.8 out of 10.