VULNERABILITY INTELLIGENCE

CVE-2024-2446

CVSS score4.3 MEDIUM
EPSS probability0.45%
CISA KEVNot currently listed
Published2024-03-15
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Description

Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to limit the number of @-mentions processed per message, allowing an authenticated attacker to crash the client applications of other users via large, crafted messages.

Weakness classification

  • responsibledisclosure@mattermost.com: CWE-400
  • nvd@nist.gov: CWE-770

Primary references