Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - WikiLambda Extension allows Stored XSS.This issue affects Mediawiki - WikiLambda Extension: master.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact Low

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Mediawiki
  • Mediawiki

No data.

No data.

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Vendors Products
Mediawiki
  • Mediawiki
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://gerrit.wikimedia.org/r/c/mediawiki/extensions/WikiLambda/+/1173952 cve-icon cve-icon
https://phabricator.wikimedia.org/T400500 cve-icon cve-icon
History

Tue, 21 Oct 2025 09:45:00 +0000

Type Values Removed Values Added
First Time appeared Mediawiki
Mediawiki mediawiki
Vendors & Products Mediawiki
Mediawiki mediawiki

Tue, 21 Oct 2025 04:15:00 +0000

Type Values Removed Values Added
Description Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - WikiLambda Extension allows Stored XSS.This issue affects Mediawiki - WikiLambda Extension: master.
Title Stored XSS through system messages
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L'}
cve-icon MITRE

Status: PUBLISHED

Assigner: wikimedia-foundation

Published:

Updated: 2025-10-21T04:02:00.666Z

Reserved: 2025-10-20T17:42:38.150Z

Link: CVE-2025-62695

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2025-10-21T04:16:07.250

Modified: 2025-10-21T04:16:07.250

Link: CVE-2025-62695

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-10-21T09:39:29Z