Umbraco is an ASP.NET CMS. Prior to versions 13.14.0 and 17.4.0, some of the Surface Controllers in the CMS provide to support member related operations fail to validate redirect URLs, making Razor templates that derive 'RedirectUrl' from user-controlled query parameters vulnerable to malicious redirect attacks. This issue has been patched in versions 13.14.0 and 17.4.0.

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-2qjj-h6wp-c7h7 Umbraco.Cms: Open Redirect Vulnerability in Surface Controllers
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 10 Jun 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 10 Jun 2026 19:45:00 +0000

Type Values Removed Values Added
First Time appeared Umbraco
Umbraco cms
Vendors & Products Umbraco
Umbraco cms

Wed, 10 Jun 2026 17:00:00 +0000

Type Values Removed Values Added
Description Umbraco is an ASP.NET CMS. Prior to versions 13.14.0 and 17.4.0, some of the Surface Controllers in the CMS provide to support member related operations fail to validate redirect URLs, making Razor templates that derive 'RedirectUrl' from user-controlled query parameters vulnerable to malicious redirect attacks. This issue has been patched in versions 13.14.0 and 17.4.0.
Title Umbraco.Cms: Open Redirect Vulnerability in Surface Controllers
Weaknesses CWE-601
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-06-10T19:31:20.183Z

Reserved: 2026-05-15T19:34:14.012Z

Link: CVE-2026-46616

cve-icon Vulnrichment

Updated: 2026-06-10T19:10:46.463Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-06-10T17:16:37.387

Modified: 2026-06-10T20:23:19.253

Link: CVE-2026-46616

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-10T19:30:36Z

Weaknesses