CVE-2021-47776

MEDIUM

5.3

Descripcion

Umbraco CMS v8.14.1 contains a server-side request forgery vulnerability that allows attackers to manipulate baseUrl parameters in multiple dashboard and help controller endpoints. Attackers can craft malicious requests to the GetContextHelpForPage, GetRemoteDashboardContent, and GetRemoteDashboardCss endpoints to trigger unauthorized server-side requests to external hosts.

Detalles CVE

Puntuacion CVSS v3.15.3

SeveridadMEDIUM

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado1/15/2026

Ultima modificacion1/23/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

umbraco:umbraco_cms

Debilidades (CWE)

CWE-918

Referencias

https://our.umbraco.com/(disclosure@vulncheck.com)

https://releases.umbraco.com/all-releases(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/50462(disclosure@vulncheck.com)

Correlaciones IOC

Sin correlaciones registradas

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