CVE-2026-27176

MEDIUM EPSS 35.9%
Published Feb 18, 20264mo ago · Modified Feb 20, 20264mo ago
5.1 CVSS 4.0
Medium
Find Similar
Published Feb 18, 2026 4mo ago
Last Modified Feb 20, 2026 4mo ago

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.

CVSS Details

Base Score
5.1
Exploitability
—
Impact
—
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction A
Scope X

Threat Intelligence

EPSS Exploit Probability
35.9% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
mjdmmajordomo*any

References 3

  • chocapikk.com https://chocapikk.com/posts/2026/majordomo-revisited/
    Third Party AdvisoryExploit
  • github.com https://github.com/sergejey/majordomo/pull/1177
    Issue TrackingExploit
  • vulncheck.com https://www.vulncheck.com/advisories/majordomo-reflected-cross-site-scripting-in-commandphp
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.