CVE-2025-61634
Unknown
Unknown - Not Provided
Cross-Site Scripting in MediaWiki PageHTMLHandler Component
Vulnerability report for CVE-2025-61634, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-02-03
Last updated on: 2026-03-17
Assigner: wikimedia-foundation
Description
Description
Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Rest/Handler/PageHTMLHandler.Php.
This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| mediawiki | mediawiki | to 1.39.14 (exc) |
| mediawiki | mediawiki | From 1.39.15 (inc) to 1.43.4 (exc) |
| mediawiki | mediawiki | From 1.43.5 (inc) to 1.44.1 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-22 | The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. |
