CVE-2026-27176 MEDIUM

CVE-2026-27176: MajorDoMo Reflected Cross-Site Scripting in command.php

Vendor Sergejey
Product MajorDoMo
Weakness CWE-79 · XSS
Published February 18, 2026
Last update May 24, 2026

CVSS base score

5.1/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

February 18, 2026 CVE published
May 24, 2026 Record updated