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CVE-2025-20621

🗓️ 23 May 2025 11:37:24Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 5 Views

Mattermost versions fail to handle certain attachments, allowing attackers to crash the webapp.

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26 Sep 2025 10:51Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.16.5 - 7.5
EPSS0.00442
SSVC
5