DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 9.13.9, uploaded SVG files could contain scripts and if rendered inline those scripts could run allowing XSS attacks. Version 9.13.9 fixes the issue.
https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-m4hf-fxcg-cp34
https://github.com/dnnsoftware/Dnn.Platform/commit/cfed83c291d5e5072b2fa70924a8b7c35b1cdf9e
Published: 2025-05-23
Updated: 2025-05-28
Base Score: 3.5
Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N
Severity: Low
Base Score: 5.4
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Severity: Medium
Base Score: 6.1
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N
Severity: Medium
EPSS: 0.00047