Medium severity · published Jan 21, 2025
CVE-2025-24011
Umbraco is a free and open source .NET content management system
5.3
CVSS
1.5%
EPSS
No
On KEV
Description
Umbraco is a free and open source .NET content management system. Starting in version 14.0.0 and prior to versions 14.3.2 and 15.1.2, it's possible to determine whether an account exists based on an analysis of response codes and timing of Umbraco management API responses. Versions 14.3.2 and 15.1.2 contain a patch. No known workarounds are available.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 74% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UC
Umbraco Cms · Umbraco
14.0.0 before 14.3.2; 15.0.0 before 15.1.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-24011
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-24011
Patch
https://github.com/umbraco/Umbraco-CMS/commit/559c6c9f312df1d6eb1bde82c4b81c0896da6382
Patch
https://github.com/umbraco/Umbraco-CMS/commit/839b6816f2ae3e5f54459a0f09dad6b17e2d1e07
Vendor Advisory
https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-hmg4-wwm5-p999
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