CVE-2025-48378

Dnn.Platform vulnerable to Stored Cross-Site Scripting (XSS) with svg files rendered inline

6.1 MediumFix available

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: Passive

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: None

Exploit likelihood

0.29%Up 0.2 points since May 24, 2025

What each source reports

CVE List Score used 6.1

Dnn.Platform vulnerable to Stored Cross-Site Scripting (XSS) with svg files rendered inline

Record: CVE-2025-48378
CVSS 4.0: 6.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2025-28216 6.1

Record: EUVD-2025-28216
CVSS 4.0: 6.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-m4hf-fxcg-cp34 6.1

DNN allows Stored Cross-Site Scripting (XSS) with svg files rendered inline

Uploaded SVG files could contain scripts and if rendered inline those scripts could run allowing XSS attacks.

Record: GHSA-m4hf-fxcg-cp34
CVSS 4.0: 6.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N
Weakness: CWE-79
Updated: 2026-11-02

NVD 6.1

Record: CVE-2025-48378
CVSS 4.0: 6.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSV 6.1

Dnn.Platform vulnerable to Stored Cross-Site Scripting (XSS) with svg files rendered inline

Record: CVE-2025-48378
CVSS 4.0: 6.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N
Weakness: CWE-79
Updated: 2026-11-02

OSVGHSA-m4hf-fxcg-cp34 6.1

DNN allows Stored Cross-Site Scripting (XSS) with svg files rendered inline

Uploaded SVG files could contain scripts and if rendered inline those scripts could run allowing XSS attacks.

Record: GHSA-m4hf-fxcg-cp34
CVSS 4.0: 6.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N
Weakness: CWE-79
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`DotNetNuke.Core` NuGet	before 9.13.9	9.13.9
`DotNetNuke.Core` NuGet	before 9.13.9, plus listed versions 6.0.07.0.07.0.6.1217.1.07.1.2 Show 45 moreShow less 7.2.0.6137.3.0.4997.3.1.207.4.0.3537.4.1.2807.4.2.2168.0.0.8098.0.1.2398.0.2.48.0.3.58.0.4.2269.0.0.10029.0.1.1429.1.0.3679.1.1.1299.10.09.10.19.10.29.11.09.11.19.11.29.12.09.13.09.13.0-ci00009.13.19.13.29.13.39.13.49.13.59.13.5-ci00629.13.69.13.79.13.7-ci00649.13.89.2.0.3669.2.1.5339.3.09.3.19.3.29.4.09.4.19.4.29.4.39.4.49.5.0	9.13.9

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-48378 is a medium vulnerability (CVSS 6.1) in Dnnsoftware Dnn.platform, published May 23, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.29%, the 22nd percentile. Fixed in DotNetNuke.Core 9.13.9.

References

This page doesn't list everything

Left out here: 8 versions. The JSON record has them.