What is CVE-2026-4237?

CVE-2026-4237 is a high-severity vulnerability in Itsourcecode Free Hotel Reservation System, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-03-16.

How severe is CVE-2026-4237?

High severity. CVSS v3 base score is 7.3 out of 10.

SQL Injection in Itsourcecode Free Hotel Reservation System

CVE-2026-4237

A flaw has been found in itsourcecode Free Hotel Reservation System 1.0. This vulnerability affects unknown code of the file /hotel/admin/mod_reports/index.php. Executing a manipulation of the argument Home can lead to sql injection. The attack may be performed from remote. The exploit has been published and may be used.

EPSS: 0.003 (17.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Itsourcecode Free Hotel Reservation System — versions 1.0

Weakness classification (CWE)

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (issue-tracking, exploit)
cna@vuldb.com (product)

Frequently asked questions

What is CVE-2026-4237?: CVE-2026-4237 is a high-severity vulnerability in Itsourcecode Free Hotel Reservation System, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-03-16.
How severe is CVE-2026-4237?: High severity. CVSS v3 base score is 7.3 out of 10.