CVE-2021-36128

CRITICAL

MediaWiki <1.36 - Info Disclosure

Title source: llm

Description

An issue was discovered in the CentralAuth extension in MediaWiki through 1.36. Autoblocks for CentralAuth-issued suppression blocks are not properly implemented.

References (3)

Scores

CVSS v3 9.8
EPSS 0.0057
EPSS Percentile 68.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE
CWE-755
Status published

Affected Products (1)

mediawiki/mediawiki < 1.36

Timeline

Published Jul 02, 2021
Tracked Since Feb 18, 2026