CVE-2026-27176
Received Received - Intake
Reflected XSS in MajorDoMo command.php Enables JavaScript Injection

Publication date: 2026-02-18

Last updated on: 2026-02-20

Assigner: VulnCheck

Description
MajorDoMo (aka Major Domestic Module) contains a reflected cross-site scripting (XSS) vulnerability in command.php. The $qry parameter is rendered directly into the HTML page without sanitization via htmlspecialchars(), both in an input field value attribute and in a paragraph element. An attacker can inject arbitrary JavaScript by crafting a URL with malicious content in the qry parameter.
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Meta Information
Published
2026-02-18
Last Modified
2026-02-20
Generated
2026-06-16
AI Q&A
2026-02-19
EPSS Evaluated
2026-06-15
NVD
CVE-2026-27176
EUVD
EUVD-2026-8388
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
mjdm majordomo *
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
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Executive Summary

This vulnerability is a reflected cross-site scripting (XSS) issue found in MajorDoMo's command.php file. Specifically, the $qry parameter is included directly into the HTML page without proper sanitization using htmlspecialchars(). This occurs both in an input field's value attribute and in a paragraph element. As a result, an attacker can craft a malicious URL containing JavaScript code in the qry parameter, which will then be executed in the victim's browser.

Impact Analysis

This reflected XSS vulnerability can allow attackers to execute arbitrary JavaScript in the context of the victim's browser. This can lead to theft of session cookies, defacement of the website, redirection to malicious sites, or other malicious actions performed on behalf of the user. Since the vulnerability requires user interaction (clicking a crafted URL), it can be used in phishing attacks or to compromise user trust.

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