CVE-2024-2447

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CVSS 3.1

6.5 medium

EPSS

<1%p13

Published

Apr 5, 2024 (Apr 5, 2024)

Modified

Jun 17, 2026

Description

Mattermost versions 8.1.x before 8.1.11, 9.3.x before 9.3.3, 9.4.x before 9.4.4, and 9.5.x before 9.5.2 fail to authenticate the source of certain types of post actions, allowing an authenticated attacker to create posts as other users via a crafted post action.

Vendors: mattermost
Products: mattermost server
Weakness: CWE-284, CWE-346
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

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