Patch Forecast
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CVE-2017-20288

QCubed 2.2.0 through 3.1.1 contains a reflected cross-site scripting vulnerability that allows…

Risk score
40/100
CVSS
6.1 v3.1
Exploit chance (30 days)
0.3%
Published
22 Oct 2026

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What to know

What it is
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, ex…
Affected
See advisory
Fix
Apply the vendor's security update; see the linked advisory.
Exploitation
No known exploitation

Why it is Yellow

  • CVSS 6.1 medium

References

Original 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.

Last activity 22 Oct 2026. Patch Forecast updates every hour.