VULNERABILITY INTELLIGENCE

CVE-2018-21252

CVSS score4.3 MEDIUM
EPSS probability0.61%
CISA KEVNot currently listed
Published2020-06-19
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Description

An issue was discovered in Mattermost Server before 5.2, 5.1.1, 5.0.3, and 4.10.3. Attackers could use multiple e-mail addresses to bypass a domain-based policy for signups.

Weakness classification

  • CWE-732: Incorrect Permission Assignment for Critical Resource

Primary references