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.
Metrics
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History
Fri, 16 Jan 2026 14:15:00 +0000
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| Description | 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. | |
| Title | Umbraco v8.14.1 - 'baseUrl' SSRF | |
| Weaknesses | CWE-918 | |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-01-15T15:52:13.737Z
Updated: 2026-01-15T16:40:33.352Z
Reserved: 2026-01-14T14:39:44.736Z
Link: CVE-2021-47776
Updated: 2026-01-15T16:40:30.568Z
Status : Awaiting Analysis
Published: 2026-01-15T16:16:09.510
Modified: 2026-01-16T15:55:33.063
Link: CVE-2021-47776
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