by Kastro
Paper/Archive/CVE-2025-64095

CVE-2025-64095

dnnsoftware Dnn.Platform — DNN Insufficient Access Control - Image Upload allows for Site Content Overwrite

EPSS 47%CVSS 10.0
critical.is priorityof 100
50
CVSS 10.0 (CNA)10.0 / 10 × 3030.0Not in CISA KEV+300.0EPSS percentile 98.8.988 × 2019.8No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
Dnn.Platform< 10.1.1–CNA

Scores by source

GitHub_M (CNA)10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refgithub.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-3m8r-w7xg-jqvw