CVE-2025-64095
CRITICAL10.0EPSS 20.2%DNN Insufficient Access Control - Image Upload allows for Site Content Overwrite
Published: 10/29/2025Modified: 10/29/2025
Description
### Summary The default HTML editor provider allows unauthenticated file uploads and images can overwrite existing files. ### Description An unauthenticated user can upload and replace existing files allowing defacing a website and combined with other issue, injection XSS payloads.
Affected packages (1)
- NuGet/DNN.PLATFORMfrom 0, < 10.1.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |