Description
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/htmlform/fields/HTMLMultiSelectField.Php.

This issue affects MediaWiki: before 1.39.12, 1.42.6, 1.43.1.
Published: 2025-04-10
Score: 0 Low
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-4249-1 mediawiki security update
Debian DSA Debian DSA DSA-5901-1 mediawiki security update
EUVD EUVD EUVD-2025-15049 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/htmlform/fields/HTMLMultiSelectField.Php. This issue affects MediaWiki: before 1.39.12, 1.42.6, 1.43.1.
History

Mon, 03 Nov 2025 20:30:00 +0000

Type Values Removed Values Added
References

Thu, 10 Apr 2025 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 10 Apr 2025 18:45:00 +0000

Type Values Removed Values Added
Description Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/htmlform/fields/HTMLMultiSelectField.Php. This issue affects MediaWiki: before 1.39.12, 1.42.6, 1.43.1.
Title i18n XSS vulnerability in HTMLMultiSelectField when sections are used
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 0, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/RE:M/U:Green'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: wikimedia-foundation

Published:

Updated: 2025-11-03T19:53:59.985Z

Reserved: 2025-04-09T14:30:16.780Z

Link: CVE-2025-3469

cve-icon Vulnrichment

Updated: 2025-11-03T19:53:59.985Z

cve-icon NVD

Status : Deferred

Published: 2025-04-10T19:16:02.347

Modified: 2026-04-15T00:35:42.020

Link: CVE-2025-3469

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses