What’s Vulnerable › Vulnerabilities
CVE-2025-62802: DNN CKEditor Provider allows unauthenticated upload out-of-the-box
- Severity: medium (CVSS 4.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-10-28 · updated 2026-10-08
- Weakness: CWE-434
Description
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 implementations. This vulnerability is fixed in 10.1.1.
Affected products
- DotNetNuke CMS Fixed in 9.1.1: before 10.1.1 — fixed in 10.1.1
How to fix
Upgrade to a fixed version: DotNetNuke CMS Fixed in 9.1.1 10.1.1. Check the vendor advisory for mitigations.
References
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