CVE-2025-59548: DNN Vulnerable to Reflected Cross-Site Scripting (XSS) in CKEditor File Browser

Published Sep 23, 2025
·
Updated

DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.1.0, specially crafted URLs to the FileBrowser are vulnerable to javascript injection, affecting any unsuspecting user clicking such link. This issue has been patched in version 10.1.0.

Affected Software

2 affected components
DNN DNN<10.1.0
dnnsoftware Dotnetnuke<10.1.0

Event History

Sep 23, 2025
CVE Published
via MITRE·05:58 PM
Data Sourced
via MITRE·05:58 PM
DescriptionWeakness
Data Sourced
via NVD·06:15 PM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2025-59548?

CVE-2025-59548 has a critical severity rating due to its potential to allow JavaScript injection through specially crafted URLs.

2

How do I fix CVE-2025-59548?

To fix CVE-2025-59548, upgrade to DNN version 10.1.0 or later, which addresses the vulnerabilities related to JavaScript injection.

3

Who is affected by CVE-2025-59548?

CVE-2025-59548 affects all DNN versions prior to 10.1.0, potentially compromising users who click on malicious links.

4

What impact does CVE-2025-59548 have on users?

Users may be subject to JavaScript injection attacks, leading to unauthorized actions or data exposure when they interact with the vulnerable FileBrowser.

5

Is a patch available for CVE-2025-59548?

Yes, a patch is available in DNN version 10.1.0 and later, which mitigates the vulnerability.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203