Description
Umbraco CMS 8.5.3 allows an authenticated file upload (and consequently Remote Code Execution) via the Install Package functionality.
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| NuGet | UmbracoCms | < 8.5.4 | 8.5.4 | GHSA-j66f-h9hm-975m |