Medium severity · published Sep 23, 2025
CVE-2025-59539
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem
5.4
CVSS
0.2%
EPSS
No
On KEV
Description
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.1.0, when embedding information in the Biography field, even if that field is not rich-text, users could inject javascript code that would run in the context of the website and to any other user that can view the profile including administrators and/or superusers. This issue has been patched in version 10.1.0.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DO
Dotnetnuke · Dnnsoftware
before 10.1.0; 10.1.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-59539
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-59539
Vendor Advisory
https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-7rcc-q6rq-jpcm
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