GitHub Advisoryadvisory · NuGet
GHSA-pgvc-6h2p-q4f6 Umbraco CMS disclosure of configured password requirements
MEDIUM
Official page ↗
- Aliases
- CVE-2025-49147
- Ecosystem
- NuGet
- Packages
- Umbraco.Cms
- Severity
- Moderate
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Weaknesses
- CWE-497
- Reviewed
- 2025-06-24
Affected packages
• NuGet Umbraco.Cms: >= 10.0.0, < 10.8.11 → fixed in 10.8.11
• NuGet Umbraco.Cms: >= 13.0.0, < 13.9.2 → fixed in 13.9.2
Description
Impact
Via a request to an anonymously authenticated endpoint it's possible to retrieve information about the configured password requirements. The information available is limited but would perhaps give some additional detail useful for someone attempting to brute force derive a user's password.
The vulnerability can be found in the supported Umbraco versions 10 and 13. It was not exposed in Umbraco 7 or 8, nor in 14 or higher versions.
Patches
Patched in 10.8.11 and 13.9.2
Related
Alias · CVE (1)
- CVE-2025-49147 Umbraco, a free and open source .NET content management system, has a vulnerability in versions 10.0.0 through 10.8.10 and 13.0.0 through… vulnerability
Weakness · CWE (1)
- CWE-497 Exposure of Sensitive System Information to an Unauthorized Control Sphere weakness
References
- https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-pgvc-6h2p-q4f6 web
- https://nvd.nist.gov/vuln/detail/CVE-2025-49147 advisory
- https://github.com/umbraco/Umbraco-CMS/commit/b4144564c836ec6929111ce2a12eb1f67b42d61e web
- https://github.com/umbraco/Umbraco-CMS/commit/d8f68d2c40f8e158bd81d469f25ef3a4e1d86c4c web
- https://github.com/umbraco/Umbraco-CMS package