Vulnerability in Mattermost
CVE-2021-37862
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.
EPSS: 0.007 (48.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N.
Affected products
- Mattermost — versions unspecified
- Mattermost Mattermost_server
Weakness classification (CWE)
References
- responsibledisclosure@mattermost.com (x_refsource_MISC, Vendor Advisory)
- responsibledisclosure@mattermost.com (Permissions Required, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-37862?
- CVE-2021-37862 is a low-severity vulnerability in Mattermost, classified under Improper Check for Unusual or Exceptional Conditions. CVSS score: 3.7/10. Published 2021-12-17.
- How severe is CVE-2021-37862?
- Low severity. CVSS v3 base score is 3.7 out of 10.