CVE-2019-12562: Dnnsoftware DotNetNuke

Medium severity, CVSS 6.1. EPSS: 6.2% chance of exploitation in the next 30 days.

Stored Cross-Site Scripting in DotNetNuke (DNN) Version before 9.4.0 allows remote attackers to store and embed the malicious script into the admin notification page. The exploit could be used to perfom any action with admin privileges such as managing content, adding users, uploading backdoors to the server, etc. Successful exploitation occurs when an admin user visits a notification page with stored cross-site scripting.

Affected products

• Dnnsoftware DotNetNuke: before 9.4.0 (fixed in 9.4.0)

Published 2019-09-26. Last modified 2026-06-17.