CVE-2025-59821
DNN vulnerable to Reflected Cross-Site Scripting (XSS) using url to profile
Description
# Summary A reflected cross-site scripting (XSS) vulnerability exists under certain conditions, using a specially crafter url to view a user profile # Description DNN’s URL/path handling and template rendering can allow specially crafted input to be reflected into a user profile that are 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.
How to fix CVE-2025-59821
To remediate CVE-2025-59821, upgrade the affected package to a fixed version below.
- —upgrade to 10.1.0 or later
Is CVE-2025-59821 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 10.1.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |