Mattermost versions 10.11.x <= 10.11.12, 11.5.x <= 11.5.0, 11.4.x <= 11.4.2, 11.3.x <= 11.3.2 fail to validate CSRF tokens on an authentication endpoint which allows an attacker to update a user's authentication method via a CSRF attack by tricking a user into visiting a malicious page. Mattermost Advisory ID: MMSA-2026-00625
References
| Link | Resource |
|---|---|
| https://mattermost.com/security-updates | Vendor Advisory |
Configurations
Configuration 1 (hide)
|
History
No history.
Information
Published : 2026-04-15 11:16
Updated : 2026-06-17 10:28
NVD link : CVE-2026-28741
Mitre link : CVE-2026-28741
CVE.ORG link : CVE-2026-28741
JSON object : View
Products Affected
mattermost
- mattermost_server
CWE
CWE-352
Cross-Site Request Forgery (CSRF)
