CVE-2025-64095

CRITICAL

CVSS v3

9.8

CRITICAL

EPSS Score

38.4%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

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 allowing defacing a website and combined with other issue, injection XSS payloads. This vulnerability is fixed in 10.1.1.

Technical Details

Published
10/28/2025

Frequently Asked Questions

What is 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 allowing defacing a website and combined with other issue, injection XSS payloads. This vulnerability is fixed in 10.1.1.

Is CVE-2025-64095 actively exploited?

Active exploitation of CVE-2025-64095 has not been confirmed. The EPSS score is 38.4%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-64095?

CVE-2025-64095 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2025-64095 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.