CVEvulnerability

CVE-2021-31554

5.4 MEDIUM Published 2021-04-22 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-04-22
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.4 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS 2.0 ([email protected])
5.5 MEDIUM — AV:N/AC:L/Au:S/C:P/I:P/A:N
Weaknesses
CWE-863

Description

An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2. It improperly handled account blocks for certain automatically created MediaWiki user accounts, thus allowing nefarious users to remain unblocked.

Affected configurations

• mediawiki mediawiki (<= 1.35.2)

Related

Weakness · CWE (1)

  • CWE-863 Incorrect Authorization weakness

References