RCE in Qualitor
CVE-2025-5139
A vulnerability was found in Qualitor 8.20/8.24. It has been rated as critical. Affected by this issue is some unknown functionality of the file /html/ad/adconexaooffice365/request/testaConexaoOffice365.php of the component Office 365-type Connection Handler. The manipulation of the argument nmconexao leads to command injection. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 8.20.56 and 8.24.31 is able to address this issue. It is recommended to upgrade the affected component.
EPSS: 0.027 (84.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Qualitor — versions 8.20, 8.24
- N/a Qualitor — versions 8.20, 8.24, 8.20.56
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (Exploit, media-coverage)
- cna@vuldb.com (exploit, broken-link, Broken Link)
Frequently asked questions
- What is CVE-2025-5139?
- CVE-2025-5139 is a medium-severity vulnerability in Qualitor, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 5.6/10. Published 2025-05-25.
- How severe is CVE-2025-5139?
- Medium severity. CVSS v3 base score is 5.6 out of 10.