6.1
CVSSv3

CVE-2022-34912

Published: 02/07/2022 Updated: 07/11/2023
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 6.1 | Impact Score: 2.7 | Exploitability Score: 2.8
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N

Vulnerability Summary

An issue exists in MediaWiki prior to 1.37.3 and 1.38.x prior to 1.38.1. The contributions-title, used on Special:Contributions, is used as page title without escaping. Hence, in a non-default configuration where a username contains HTML entities, it won't be escaped.

Vulnerability Trend

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mediawiki mediawiki 1.38.0

mediawiki mediawiki

fedoraproject fedora 36

fedoraproject fedora 37

Vendor Advisories

Multiple security issues were discovered in MediaWiki, a website engine for collaborative work, which could result in restriction bypass, information leaks, cross-site scripting or denial of service For the stable distribution (bullseye), these problems have been fixed in version 1:1358-1~deb11u1 We recommend that you upgrade your mediawiki pac ...
An issue was discovered in MediaWiki before 1373 and 138x before 1381 The contributions-title, used on Special:Contributions, is used as page title without escaping Hence, in a non-default configuration where a username contains HTML entities, it won't be escaped ...
Severity Unknown Remote Unknown Type Unknown Description AVG-2823 mediawiki 1382-1 1383-1 Unknown Fixed phabricatorwikimediaorg/T308473 gerritwikimediaorg/r/c/mediawiki/core/+/807225/ ...