CVE-2025-59539
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-23

Last updated on: 2025-09-29

Assigner: GitHub, Inc.

Description
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.1.0, when embedding information in the Biography field, even if that field is not rich-text, users could inject javascript code that would run in the context of the website and to any other user that can view the profile including administrators and/or superusers. This issue has been patched in version 10.1.0.
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Meta Information
Published
2025-09-23
Last Modified
2025-09-29
Generated
2026-06-16
AI Q&A
2025-09-23
EPSS Evaluated
2026-06-15
NVD
CVE-2025-59539
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
dnnsoftware dotnetnuke to 10.1.0 (exc)
dnnsoftware dotnetnuke 10.1.0
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
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Executive Summary

This vulnerability in DNN (DotNetNuke) allows users to inject JavaScript code into the Biography field, even if it is not a rich-text field. The injected code runs in the context of the website and affects any user who views the profile, including administrators and superusers. This can lead to unauthorized script execution on the site.

Impact Analysis

The vulnerability can lead to cross-site scripting (XSS) attacks, allowing attackers to execute malicious scripts in the context of the website. This can result in unauthorized actions, data theft, session hijacking, or compromise of administrator accounts, potentially leading to a broader security breach.

Mitigation Strategies

Upgrade DNN (DotNetNuke) to version 10.1.0 or later, as this version contains the patch that fixes the vulnerability allowing JavaScript injection in the Biography field.

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