umbraco/umbraco-cms · Security
Umbraco Allows User Enumeration Feasible Based On Management API Timing and Response Codes
- GHSA ID
- GHSA-hmg4-wwm5-p999
- CVE ID
- CVE-2025-24011
- Severity
- medium
- Published
- Updated
- CVSS
- 5.3 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CVSS v3
- 5.3 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Description
Impact
Based on an analysis of response codes and timing of Umbraco 14+ management API responses, it's possible to determine whether an account exists.
Patches
Patched in 14.3.2 and 15.1.2.
Workarounds
None available.
CWEs
- CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor
- CWE-203 · Observable Discrepancy
References
- https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-hmg4-wwm5-p999 ↗
- https://nvd.nist.gov/vuln/detail/CVE-2025-24011 ↗
- https://github.com/umbraco/Umbraco-CMS/commit/559c6c9f312df1d6eb1bde82c4b81c0896da6382 ↗
- https://github.com/umbraco/Umbraco-CMS/commit/839b6816f2ae3e5f54459a0f09dad6b17e2d1e07 ↗
- https://github.com/advisories/GHSA-hmg4-wwm5-p999 ↗