CVE-2025-61657
Cross-Site Scripting in Wikimedia Vector StickyHeader.js
Publication date: 2026-02-03
Last updated on: 2026-02-03
Assigner: wikimedia-foundation
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| wikimedia_foundation | vector | to 1.43.4 (exc) |
| wikimedia_foundation | vector | 1.44.1 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-79 | The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. |
Attack-Flow Graph
AI Powered Q&A
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
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How can this vulnerability be detected on my network or system? Can you suggest some commands?
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What immediate steps should I take to mitigate this vulnerability?
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Can you explain this vulnerability to me?
This vulnerability is a Cross-site Scripting (XSS) issue in the Wikimedia Foundation Vector skin, specifically in the resources/skins.Vector.Js/stickyHeader.Js file. It involves improper neutralization of input during web page generation, which can allow attackers to inject malicious scripts into web pages viewed by other users.
How can this vulnerability impact me? :
This vulnerability can allow attackers to execute malicious scripts in the context of users' browsers, potentially leading to theft of user data, session hijacking, or other malicious actions performed on behalf of the user without their consent.