Umbraco CMS Authenticated File Upload

ALTO 8.8CVE-2020-9471 · GHSA-h68c-4jh3-cp9j · Published 16/03/2020 · updated 17/06/2026

En resumen

CVE-2020-9471 es una vulnerabilidad ALTO (CVSS 8.8) que afecta a UmbracoCMS.Core, umbraco cms (umbraco).
Probabilidad de explotación en los próximos 30 días (EPSS): 2.3%, mayor que el 83.1% de las vulnerabilidades.
Aún no hay una versión corregida: sigue el aviso del fabricante en Referencias.

Package	Affected versions	Patched versions
UmbracoCMS.Core NuGet	`≤ 8.5.3`	No fix yet
umbraco cms umbraco	`= 8.5.3`	No fix yet

Umbraco Cloud 8.5.3 allows an authenticated file upload (and consequently Remote Code Execution) via the Install Packages functionality.

NVD description

Umbraco Cloud 8.5.3 allows an authenticated file upload (and consequently Remote Code Execution) via the Install Packages functionality.

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