Description
An issue was discovered in MediaWiki 1.34.x before 1.34.4. On Special:Contributions, the NS filter uses unescaped messages as keys in the option key for an HTMLForm specifier. This is vulnerable to a mild XSS if one of those messages is changed to include raw HTML.
Published: 2020-09-27
Score: 6.1 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
Debian DSA Debian DSA DSA-4767-1 mediawiki security update
EUVD EUVD EUVD-2022-5186 An issue was discovered in MediaWiki 1.34.x before 1.34.4. On Special:Contributions, the NS filter uses unescaped messages as keys in the option key for an HTMLForm specifier. This is vulnerable to a mild XSS if one of those messages is changed to include raw HTML.
Github GHSA Github GHSA GHSA-rj9p-8jxj-2ch4 MediaWiki Cross-site Scripting (XSS) vulnerability
History

No history.

Subscriptions

Fedoraproject Fedora
Mediawiki Mediawiki
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T15:40:36.959Z

Reserved: 2020-09-23T00:00:00.000Z

Link: CVE-2020-25812

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-09-27T21:15:12.563

Modified: 2024-11-21T05:18:49.167

Link: CVE-2020-25812

cve-icon Redhat

Severity : Moderate

Publid Date: 2020-09-27T00:00:00Z

Links: CVE-2020-25812 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses