Command Injection Vulnerability in Qualitor 8.20
CVE-2025-5139

6.3MEDIUM

Key Information:

Vendor

Qualitor

Status
Qualitor
Vendor
CVE Published:
25 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-5139?

A command injection vulnerability has been identified in Qualitor Web 8.20, specifically within the file /html/ad/adconexaooffice365/request/testaConexaoOffice365.php. This issue arises from improper handling of the 'nmconexao' argument, which allows attackers to execute arbitrary commands on the server. The vulnerability can be exploited remotely, posing a significant risk to the security of the affected systems. This flaw has been publicly disclosed, and no response has been received from the vendor regarding this serious security concern.

Affected Version(s)

Qualitor 8.20

Qualitor 8.24

Qualitor 8.20.56

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-5139 - Proof of Concept

References

https://vuldb.com/?id.310220
vdb-entrytechnical-description
https://vuldb.com/?ctiid.310220
signaturepermissions-required
https://vuldb.com/?submit.572477
third-party-advisory

CVSS V4

Score:
6.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

matheuzsec (VulDB User)
.