QCubed 2.2.0 through 3.1.1 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject scripts through the installation_path parameter. Attackers can craft GET requests to /assets/php/_devtools/installer/step_2.php with malicious installation_path values echoed unescaped, executing JavaScript in victims' browsers. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-20.
History

Thu, 29 Oct 2026 12:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 22 Oct 2026 11:00:00 +0000

Type Values Removed Values Added
Description QCubed 2.2.0 through 3.1.1 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject scripts through the installation_path parameter. Attackers can craft GET requests to /assets/php/_devtools/installer/step_2.php with malicious installation_path values echoed unescaped, executing JavaScript in victims' browsers. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-20.
Title QCubed 3.1.1 Reflected XSS via installer step_2.php
First Time appeared Qcubed
Qcubed qcubed
Weaknesses CWE-79
CPEs cpe:2.3:a:qcubed:qcubed:*:*:*:*:*:*:*:*
Vendors & Products Qcubed
Qcubed qcubed
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.1, '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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-10-22T10:57:23.289Z

Updated: 2026-10-29T11:04:55.766Z

Reserved: 2026-10-14T20:25:25.755Z

Link: CVE-2017-20288

cve-icon Vulnrichment

Updated: 2026-10-29T11:04:46.731Z

cve-icon NVD

Status : Deferred

Published: 2026-10-22T11:17:02.913

Modified: 2026-10-29T12:17:08.080

Link: CVE-2017-20288

cve-icon Redhat

No data.