CVE-2021-37862 — Improper Check for Unusual or Exceptional Conditions in Mattermost
Severity
5.4MEDIUMNVD
CNA3.7
EPSS
0.2%
top 61.96%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 17
Latest updateDec 18
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:NExploitability: 2.8 | Impact: 2.5