VULNERABILITY INTELLIGENCE

CVE-2024-2447

CVSS score6.5 MEDIUM
EPSS probability0.22%
CISA KEVNot currently listed
Published2024-04-05
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

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.

Weakness classification

  • responsibledisclosure@mattermost.com: CWE-284
  • nvd@nist.gov: CWE-346

Primary references