Description

The EmbedVideo Extension is a MediaWiki extension which adds a parser function called #ev and various parser tags for embedding video clips from various video sharing services. In versions 4.0.0 and prior, the EmbedVideo extension allows adding arbitrary attributes to an HTML element, allowing for stored XSS through wikitext. This issue has been patched via commit 4e075d3.

INFO

Published Date :

2025-09-25T13:56:13.804Z

Last Modified :

2025-09-25T14:19:53.153Z

Source :

GitHub_M
AFFECTED PRODUCTS

The following products are affected by CVE-2025-59839 vulnerability.

Vendors Products
Mediawiki
  • Mediawiki
Star-citizen
  • Embedvideo
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-59839.

URL Resource
https://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/blob/440fb331a84b2050f4cc084c1d31d58a1d1c202d/resources/ext.embedVideo.videolink.js#L5-L20 cve-icon cve-icon
https://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/blob/440fb331a84b2050f4cc084c1d31d58a1d1c202d/resources/modules/iframe.js#L139-L155 cve-icon cve-icon
https://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/commit/4e075d3dc9a15a3ee53f449a684d5ab847e52f01 cve-icon cve-icon
https://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/security/advisories/GHSA-4j5h-mvj3-m48v cve-icon cve-icon cve-icon
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