CVE-2019-12562

MEDIUM

DotNetNuke < 9.4.0 - Stored Cross-Site Scripting in Admin Notification Page

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2019-12562. PoCs published by MaYaSeVeN, MAYASEVEN.

AI-analyzed exploit summary This exploit leverages a stored XSS vulnerability in DotNetNuke (DNN) before version 9.4.0 to add a superuser account. It injects a malicious script into the Display Name field during registration, which executes when an admin views the notification page.

Description

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.

Exploits (2)

exploitdb WORKING POC
by MaYaSeVeN · pythonwebappsmultiple
https://www.exploit-db.com/exploits/47448

This exploit leverages a stored XSS vulnerability in DotNetNuke (DNN) before version 9.4.0 to add a superuser account. It injects a malicious script into the Display Name field during registration, which executes when an admin views the notification page.

Classification
Working Poc 95%
Attack Type
Xss
Complexity
Moderate
Reliability
Reliable
Target: DotNetNuke (DNN) before 9.4.0
No auth needed
Prerequisites: Target DNN instance accessible · Admin user must visit the notification page
devstral-2 · analyzed Feb 16, 2026 Full analysis →
nomisec WORKING POC 8 stars
by MAYASEVEN · poc
https://github.com/MAYASEVEN/CVE-2019-12562

This repository contains a functional exploit for CVE-2019-12562, a stored XSS vulnerability in DotNetNuke (DNN) before version 9.4.0. The exploit adds a superuser account by injecting malicious JavaScript into the Display Name field during registration, which executes when an admin views the notification page.

Classification
Working Poc 95%
Attack Type
Xss
Complexity
Moderate
Reliability
Reliable
Target: DotNetNuke (DNN) < 9.4.0
No auth needed
Prerequisites: Target must be a vulnerable DNN instance · Admin must visit the notification page for payload execution
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (2)

Core 2

Scores

CVSS v3 6.1
EPSS 0.3867
EPSS Percentile 97.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (2)
dnnsoftware/dotnetnuke < 9.4.0
nuget/DotNetNuke.Core 0 - 9.4.0NuGet
Published Sep 26, 2019
Tracked Since Feb 18, 2026