Medium severity · published Sep 23, 2025
CVE-2025-59548
DNN Vulnerable to Reflected Cross-Site Scripting (XSS) in CKEditor File Browser
6.1
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, specially crafted URLs to the FileBrowser are vulnerable to javascript injection, affecting any unsuspecting user clicking such link. This issue has been patched in version 10.1.0.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
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
DN
Dnn.Platform · dnnsoftware
< 10.1.0 · source: vendor
DO
Dotnetnuke · Dnnsoftware
before 10.1.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-59548
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-59548
Vendor Advisory
https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-5fj9-542v-w4rq
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