CVE-2026-46616
Last modified
CVE-2026-46616 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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. EPSS estimates a 0.18% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Umbraco | Umbraco Cms | < 13.14.0 |
| Umbraco | Umbraco Cms | >= 14.0.0, < 17.4.0 |
References
- https://github.com/umbraco/Umbraco-CMS/pull/22561Issue Tracking, Patch
- https://github.com/umbraco/Umbraco-CMS/pull/22565Issue Tracking, Patch
- https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-2qjj-h6wp-c7h7Mitigation, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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