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Medium 6.5Published Sep 23, 2025

CVE-2025-59821DNN vulnerable to Reflected Cross-Site Scripting (XSS) using url to profile

Updated under an hour ago ()

Does this affect you?

It affects dnnsoftware Dnn.Platform and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.1.0, DNN’s URL/path handling and template rendering can allow specially crafted input to be reflected into a user profile that is returned to the browser. In these cases, the application does not sufficiently neutralize or encode characters that are meaningful in HTML, so an attacker can cause a victim’s browser to interpret attacker-controlled content as part of the page’s HTML. This issue has been patched in version 10.1.0.

CVSS
6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Weakness (CWE)
CWE-79
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
GitHub_M
NVD analysis
Analyzed
Record last updated
Sep 23, 2025
First seen by InfoSec Signals
Oct 11, 2026

Affected products

Affected products
dnnsoftware Dnn.Platform
dnnsoftware:dnn.platform (from the name)
before 10.1.0
CNA record
dnnsoftware dotnetnuke
dnnsoftware:dotnetnuke
before 10.1.0
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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