Описание
Umbraco has a Potential Code Execution Risk When Viewing SVG Files in Full Screen in Backoffice
Impact
There is a potential risk of code execution for Backoffice users when they “preview” SVG files in full screen mode.
Workarounds
Server-side file validation is available to strip script tags from file's content during the file upload process.
Пакеты
UmbracoCms
>= 8.0.0, < 8.18.15
8.18.15
Umbraco.Cms
>= 10.0.0, < 10.8.7
10.8.7
Umbraco.Cms
>= 13.0.0, < 13.5.2
13.5.2
Связанные уязвимости
Umbraco, a free and open source .NET content management system, has a remote code execution issue in versions on the 13.x branch prior to 13.5.2, 10.x prior to 10.8.7, and 8.x prior to 8.18.15. There is a potential risk of code execution for Backoffice users when they “preview” SVG files in full screen mode. Versions 13.5.2, 10.8,7, and 8.18.15 contain a patch for the issue. As a workaround, derver-side file validation is available to strip script tags from file's content during the file upload process.