VULNERABILITY INTELLIGENCE

CVE-2021-37862

CVSS score3.7 LOW
EPSS probability0.69%
CISA KEVNot currently listed
Published2021-12-17
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N

Description

Mattermost 6.0 and earlier fails to sufficiently validate the email address during registration, which allows attackers to trick users into signing up using attacker-controlled email addresses via crafted invitation token.

Weakness classification

  • responsibledisclosure@mattermost.com: CWE-754
  • nvd@nist.gov: CWE-754

Primary references