CVE-2021-47776

Umbraco v8.14.1 - 'baseUrl' SSRF

CVSS 6.9 MEDIUMEPSS 0.3%CWE-918

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L

Affected products

umbraco · Umbraco

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References

https://our.umbraco.com/https://releases.umbraco.com/all-releases https://www.exploit-db.com/exploits/50462