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Umbraco.Forms CDN may cache sensitive form uploads when processed by ImageSharp

🗓️ 22 Jan 2026 18:06:01Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 9 Views

Umbraco Forms uploads can be cached by a content delivery network via ImageSharp, risking exposure of protected uploads.

Detection
Refs
Vulners
Node
umbraco.formsRange17.0.0-rc117.1.0nuget
OR
umbraco.formsRange14.0.0-beta00116.4.0nuget
OR
umbraco.formsRange<13.9.0nuget

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