Description
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Vector. This vulnerability is associated with program files resources/skins.Vector.Js/portlets.Js, resources/skins.Vector.Legacy.Js/portlets.Js.

This issue affects Vector: from >= 1.40.0 before 1.42.7, 1.43.2, 1.44.0.
Published: 2026-02-02
Score: 0 Low
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.

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Tracking

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Advisories

No advisories yet.

References
Link Providers
https://phabricator.wikimedia.org/T396685 cve-icon cve-icon
History

Wed, 04 Feb 2026 12:30:00 +0000

Type Values Removed Values Added
First Time appeared Wikimedia
Wikimedia vector
Vendors & Products Wikimedia
Wikimedia vector

Tue, 03 Feb 2026 22:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Mon, 02 Feb 2026 23:15:00 +0000

Type Values Removed Values Added
Description Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Vector. This vulnerability is associated with program files resources/skins.Vector.Js/portlets.Js, resources/skins.Vector.Legacy.Js/portlets.Js. This issue affects Vector: from >= 1.40.0 before 1.42.7, 1.43.2, 1.44.0.
Title Vector inserts portlet labels as HTML, allowing for stored XSS through system messages
Weaknesses CWE-79
References
Metrics cvssV4_0

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

Subscriptions

Wikimedia Vector
cve-icon MITRE

Status: PUBLISHED

Assigner: wikimedia-foundation

Published:

Updated: 2026-02-03T21:12:11.934Z

Reserved: 2025-06-24T22:28:16.378Z

Link: CVE-2025-6596

cve-icon Vulnrichment

Updated: 2026-02-03T21:11:51.960Z

cve-icon NVD

Status : Deferred

Published: 2026-02-02T23:16:02.310

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

Link: CVE-2025-6596

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-04T12:17:59Z

Weaknesses