CVE-2021-47776

MEDIUM

5.3

Beschreibung

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.

CVE Details

CVSS v3.1 Bewertung5.3

SchweregradMEDIUM

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht1/15/2026

Zuletzt geandert1/23/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

umbraco:umbraco_cms

Schwachen (CWE)

CWE-918

Referenzen

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)

IOC Korrelationen

Keine Korrelationen erfasst

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