Dotnetnuke 9.0.x < 9.13.10 / 10.0.x < 10.2.0 Stored XSS in Module Deletion Confirmation Modal (CVE-2026-24837)

high Nessus Plugin ID 297831

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Synopsis

An ASP.NET application running on the remote web server is affected by a vulnerability.

Description

According to its self-reported version, the instance of Dotnetnuke running on the remote web server is 9.0.x prior to 9.13.10 or 10.0.x prior to 10.2.0. It is, therefore, affected by a vulnerability.

- DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Starting in version 9.0.0 and prior to versions 9.13.10 and 10.2.0, a module friendly name could include scripts that will run during some module operations in the Persona Bar. Versions 9.13.10 and 10.2.0 contain a fix for the issue. (CVE-2026-24837)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Dotnetnuke version 10.2.0 or later.

Plugin Details

Severity: High

ID: 297831

File Name: dotnetnuke_CVE-2026-24837.nasl

Version: 1.1

Type: remote

Family: CGI abuses

Published: 2/4/2026

Updated: 2/4/2026

Configuration: Enable thorough checks (optional)

Supported Sensors: Nessus

Enable CGI Scanning: true

Risk Information

VPR

Risk Factor: Low

Score: 3.8

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: CVSS2#AV:N/AC:H/Au:M/C:C/I:C/A:C

CVSS Score Source: CVE-2026-24837

CVSS v3

Risk Factor: High

Base Score: 7.6

Temporal Score: 6.6

Vector: CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:dnnsoftware:dotnetnuke, cpe:/a:dotnetnuke:dotnetnuke

Required KB Items: installed_sw/DNN

Excluded KB Items: Settings/disable_cgi_scanning

Exploit Ease: No known exploits are available

Patch Publication Date: 1/27/2026

Vulnerability Publication Date: 1/27/2026

Reference Information

CVE: CVE-2026-24837

Detections

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