CVE-2025-59839
High
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.
SeverityHigh
CVSS8.6
Exploit probability—
ProductStar-citizen Embedvideo
PublishedSep 25, 2025
First seenSep 25, 2025
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| star-citizen embedvideo | v ≤ 4.0.0 | — |
| starcitizenwiki/embedvideoPackagist | v ≤ 4.0.0 | — |
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