CVE-2025-48377: Dnn.Platform vulnerable to Reflected Cross-Site Scripting (XSS) in module actions in edit mode

6.0 CVSS

Description

DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 9.13.9, a specially crafted URL may be constructed which can inject an XSS payload that is triggered by using some module actions. Version 9.13.9 fixes the issue.

Classification

CVE ID: CVE-2025-48377

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N

Problem Types

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Vendor: dnnsoftware

Product: Dnn.Platform

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 16.28% (scored less or equal to compared to others)

EPSS Date: 2025-06-03 (when was this score calculated)

Stakeholder-Specific Vulnerability Categorization (SSVC)

SSVC Exploitation: none

SSVC Technical Impact: partial

SSVC Automatable: false

References

https://nvd.nist.gov/vuln/detail/CVE-2025-48377
https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-79m3-rvx2-3qq9
https://github.com/dnnsoftware/Dnn.Platform/commit/351b166492ad4b6509c273dc83211d52238e31a7

Timeline