CVE-2026-40306

DNN formerly DotNetNuke is an open-source web content management platform CMS in the Microsoft ecosystem. All new installations of DNN 10.x.x - 10.2.1 have the same Host GUID. This does not affect upgrades from 9.x.x. Version 10.2.2 patches the issue...

CVE-2026-40305

DNN formerly DotNetNuke is an open-source web content management platform CMS in the Microsoft ecosystem. Starting in version 6.0.0 and prior to version 10.2.2, in the friends feature, a user could craft a request that would force the acceptance of a friend request on another user. Version 10.2.2...

CVE-2026-24833

DNN formerly DotNetNuke is an open-source web content management platform CMS in the Microsoft ecosystem. Prior to versions 9.13.10 and 10.2.0, a module could install with richtext in its description field which could contain scripts that will run for user in the Persona Bar. Versions 9.13.10 and...

PT-2026-5043

Name of the Vulnerable Software and Affected Versions DNN formerly DotNetNuke versions prior to 9.13.10 DNN formerly DotNetNuke versions prior to 10.2.0 Description DNN formerly DotNetNuke is an open-source web content management platform. Prior to versions 9.13.10 and 10.2.0, the module title...

PT-2026-5039

DNN formerly DotNetNuke is an open-source web content management platform CMS in the Microsoft ecosystem. Starting in version 9.0.0 and prior to versions 9.13.10 and 10.2.0, a content editor could inject scripts in module headers/footers that would run for other users. Versions 9.13.10 and 10.2.0...

PT-2026-5042

Name of the Vulnerable Software and Affected Versions DNN formerly DotNetNuke versions 9.0.0 through 9.13.9 DNN formerly DotNetNuke versions 10.0.0 through 10.1.x Description DNN formerly DotNetNuke is an open-source web content management platform. A module friendly name can include scripts that...

VulnCheck KEV: CVE-2025-64095

DNN formerly DotNetNuke is an open-source web content management platform CMS in the Microsoft ecosystem. Prior to 10.1.1, the default HTML editor provider allows unauthenticated file uploads and images can overwrite existing files. An unauthenticated user can upload and replace existing files...

EUVD-2025-36566

DNN CKEditor Provider allows unauthenticated upload out-of-the-box...

CVE-2025-62802

DNN formerly DotNetNuke is an open-source web content management platform CMS in the Microsoft ecosystem. Prior to 10.1.1, the out-of-box experience for HTML editing allows unauthenticated users to upload files. This opens a potential vector to other security issues and is not needed on most...

CVE-2025-64094 DNN vulnerable to stored cross-site-scripting (XSS) via SVG upload

DNN formerly DotNetNuke is an open-source web content management platform CMS in the Microsoft ecosystem. Prior to 10.1.1, sanitization of the content of uploaded SVG files was not covering all possible XSS scenarios. This vulnerability exists because of an incomplete fix for CVE-2025-48378. This...

EUVD-2025-28214

Malicious code in bioql PyPI...

CVE-2025-59545

DNN formerly DotNetNuke is an open-source web content management platform CMS in the Microsoft ecosystem. Prior to version 10.1.0, the Prompt module allows execution of commands that can return raw HTML. Malicious input, even if sanitized for display elsewhere, can be executed when processed...

CVE-2025-59546

DNN formerly DotNetNuke is an open-source web content management platform CMS in the Microsoft ecosystem. Prior to version 10.1.0, administrators and content editors can set html in module titles that could include javascript which could be used for XSS based attacks. This issue has been patched ...

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

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...

CVE-2025-59821 DNN vulnerable to Reflected Cross-Site Scripting (XSS) using url to profile

DNN formerly DotNetNuke is an open-source web content management platform CMS in the Microsoft ecosystem. Prior to version 10.1.0, DNN’s URL/path handling and template rendering can allow specially crafted input to be reflected into a user profile that is returned to the browser. In these cases,...

PT-2025-39081

Name of the Vulnerable Software and Affected Versions DNN formerly DotNetNuke versions prior to 10.1.0 Description DNN is an open-source web content management platform. Prior to version 10.1.0, arbitrary themes could be loaded through query parameters. This allowed potentially vulnerable, unused...

CVE-2021-31858

DotNetNuke DNN 9.9.1 CMS is vulnerable to a Stored Cross-Site Scripting vulnerability in the user profile biography section which allows remote authenticated users to inject arbitrary code via a crafted payload...

The vulnerability of the DNN CMS system, related to insufficiently secure data encryption, allows attackers to gain unauthorized access to protected information.

The vulnerability of the DNN CMS system is related to insufficiently secure data encryption. Exploiting this vulnerability can allow an attacker, operating remotely, to gain unauthorized access to protected information...

DotNetNuke CMS 9.5.0 Cross Site Scripting

Exploit Title: File upload vulnerability through bypassing client-side file extension check Date: 23 Feb 2020 Exploit Author: Sajjad Pourali Vendor Homepage: http://dnnsoftware.com/ Software Link: https://github.com/dnnsoftware/Dnn.Platform/releases/download/v9.5.0/DNNPlatform9.5.0Install.zip...