PT-2022-12581 · Mediawiki+1 · Mediawiki+1

R4356Th · Published 2021-12-20 · Updated 2024-03-06 · CVE-2021-46147

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions MediaWiki versions prior to 1.35.5 MediaWiki versions 1.36.x prior to 1.36.3 MediaWiki versions 1.37.x prior to 1.37.1

Description An issue was discovered in MediaWiki that allows CSRF through MassEditRegex.

Recommendations For MediaWiki versions prior to 1.35.5, update to version 1.35.5 or later. For MediaWiki versions 1.36.x prior to 1.36.3, update to version 1.36.3 or later. For MediaWiki versions 1.37.x prior to 1.37.1, update to version 1.37.1 or later.

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

ALT-PU-2021-3561

ALT-PU-2022-1199

BIT-MEDIAWIKI-2021-46147

CVE-2021-46147

Affected Products

Alt Linux

Mediawiki

References · 7

• https://osv.dev/vulnerability/CVE-2021-46147 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-46147 · Security Note
• https://osv.dev/vulnerability/BIT-mediawiki-2021-46147 · Vendor Advisory
• https://t.me/cvenotify/25417 · Telegram Post
• https://gerrit.wikimedia.org/r/q/I5980de35b0a01b5242b68b7b0bdc08adf5d968d8 · Note
• https://t.me/cibsecurity/35150 · Telegram Post
• https://phabricator.wikimedia.org/T293341 · Note