CVE-2020-37103

MEDIUM

6.4

Description

DotNetNuke 9.5 contains a persistent cross-site scripting vulnerability that allows normal users to upload malicious XML files with executable scripts through journal tools. Attackers can upload XML files with XHTML namespace scripts to execute arbitrary JavaScript in users' browsers, potentially bypassing CSRF protections and performing more damaging attacks.

CVE Details

CVSS v3.1 Score6.4

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published2/3/2026

Last Modified2/9/2026

Sourcenvd

Honeypot Sightings0

Affected Products

dnnsoftware:dotnetnuke

Weaknesses (CWE)

CWE-79

References

http://dnnsoftware.com/(disclosure@vulncheck.com)

https://medium.com/@SajjadPourali/dnn-dotnetnuke-cms-not-as-secure-as-you-think-e8516f789175(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/48124(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/dotnetnuke-persistent-cross-site-scripting(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.