CVE-2026-3171
CWE-79Published: February 25, 2026· Updated: Feb 25, 2026
Official Description
A flaw has been found in SourceCodester/Patrick Mvuma Patients Waiting Area Queue Management System 1.0. Affected by this vulnerability is an unknown functionality of the file /queue.php. This manipulation of the argument firstname/lastname causes cross site scripting. The attack is possible to be carried out remotely. The exploit has been published and may be used.
Technical Analysis
CVE-2026-3171 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (4)
Quick Facts
Related CVEs (CWE-79)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-3171 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts