VULNERABILITY INTELLIGENCE

CVE-2021-30156

CVSS score4.3 MEDIUM
EPSS probability1.14%
CISA KEVNot currently listed
Published2021-04-09
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 MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. Special:Contributions can leak that a "hidden" user exists.

Weakness classification

  • nvd@nist.gov: CWE-200

Primary references