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

CVSS 6.1 · Medium EPSS 0.10% · P27
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I. Basic Information for CVE-2026-27176

Vulnerability Information
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Vulnerability Title
MajorDoMo Reflected Cross-Site Scripting in command.php
Source: NVD (National Vulnerability Database)
Vulnerability Description
MajorDoMo (aka Major Domestic Module) contains a reflected cross-site scripting (XSS) vulnerability in command.php. The $qry parameter is rendered directly into the HTML page without sanitization via htmlspecialchars(), both in an input field value attribute and in a paragraph element. An attacker can inject arbitrary JavaScript by crafting a URL with malicious content in the qry parameter.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
MajorDoMo 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MajorDoMo是MajorDoMo社区的一个开源DIY智能家居自动化平台。 MajorDoMo存在跨站脚本漏洞，该漏洞源于command.php中的$qry参数未经清理直接渲染到HTML页面中，攻击者可通过在qry参数中注入恶意内容来注入任意JavaScript，导致反射型跨站脚本攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
sergejeyMajorDoMo 0 ~ * -

II. Public POCs for CVE-2026-27176

#POC DescriptionSource LinkShenlong Link
1MajorDoMo contains a reflected XSS caused by unsanitized $qry parameter in command.php, letting attackers inject arbitrary JavaScript via crafted URLs, exploit requires victim to visit malicious URL. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-27176.yamlPOC Details
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III. Intelligence Information for CVE-2026-27176

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Same Patch Batch · sergejey · 2026-02-18 · 8 CVEs total

CVE-2026-271809.8 CRITICALMajorDoMo Supply Chain Remote Code Execution via Update URL Poisoning
CVE-2026-271759.8 CRITICALMajorDoMo Command Injection in rc/index.php via Race Condition
CVE-2026-271749.8 CRITICALMajorDoMo Unauthenticated Remote Code Execution via Admin Console Eval
CVE-2026-271798.2 HIGHMajorDoMo Unauthenticated SQL Injection in Commands Module
CVE-2026-271817.5 HIGHMajorDoMo Unauthenticated Module Uninstall via Market Endpoint
CVE-2026-271777.2 HIGHMajorDoMo Stored Cross-Site Scripting via Property Set Endpoint
CVE-2026-271787.2 HIGHMajorDoMo Stored Cross-Site Scripting via Method Parameters to Shoutbox

IV. Related Vulnerabilities

Same product: MajorDoMo
Same vendor: sergejey
Same weakness: CWE-79

V. Comments for CVE-2026-27176

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