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CVE-2025-52485— DNN.PLATFORM Allows Stored Cross-Site Scripting (XSS) in Activity Feed

Quick assessment

Affected
dnnsoftware Dnn.Platform
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Dnn.Platform是Dnn Software开源的一个开源网络内容管理平台（CMS）。 Dnn.Platform 10.0.1之前版本存在跨站脚本漏洞，该漏洞源于特制请求注入脚本，可能导致跨站脚本攻击。

AI Predicted 6.1 Difficulty: Easy EPSS 0.21% · P10
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I. Basic Information for CVE-2025-52485

Vulnerability Information
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Vulnerability Title
DNN.PLATFORM Allows Stored Cross-Site Scripting (XSS) in Activity Feed
Source: CVE Program / CVE List V5
Vulnerability Description
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. In versions 6.0.0 to before 10.0.1, DNN.PLATFORM allows a specially crafted request to inject scripts in the Activity Feed Attachments endpoint which will then render in the feed. This issue has been patched in version 10.0.1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Dnn.Platform 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dnn.Platform是Dnn Software开源的一个开源网络内容管理平台（CMS）。 Dnn.Platform 10.0.1之前版本存在跨站脚本漏洞，该漏洞源于特制请求注入脚本，可能导致跨站脚本攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
dnnsoftware Dnn.Platform >= 6.0.0, < 10.0.1 -

II. Public POCs for CVE-2025-52485

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III. Intelligence Information for CVE-2025-52485

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Same Patch Batch · dnnsoftware · 2025-06-21 · 4 CVEs total

CVE-2025-52488 8.6 HIGH DNN.PLATFORM leaks NTLM hash via SMB Share Interaction with malicious user input
CVE-2025-52487 DNN.PLATFORM possibly allows bypass of IP Filters
CVE-2025-52486 DNN.PLATFORM Allows Reflected Cross-Site Scripting (XSS) in some TokenReplace situations w

IV. Related Vulnerabilities

Same product: Dnn.Platform
Same vendor: dnnsoftware
Same weakness: CWE-79

V. Comments for CVE-2025-52485

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