CVE-2026-3730
Published: 08 March 2026
Summary
CVE-2026-3730 is a medium-severity Injection (CWE-74) vulnerability in Itsourcecode Free Hotel Reservation System. Its CVSS base score is 6.9 (Medium).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 27.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-2 (Flaw Remediation).
Deeper analysis
CVE-2026-3730 is a SQL injection vulnerability (CWE-74, CWE-89) in the itsourcecode Free Hotel Reservation System 1.0. The issue resides in an unknown function within the file /hotel/admin/mod_amenities/index.php?view=edit, where manipulation of the arguments amen_id or rmtype_id triggers the injection. Published on 2026-03-08, it carries a CVSS v3.1 base score of 7.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L).
Unauthenticated remote attackers can exploit this vulnerability over the network with low complexity and no user interaction required. Successful exploitation enables limited impacts on confidentiality, integrity, and availability, such as unauthorized data access, modification, or disruption within the application's database. Public exploits are available, increasing the risk of active attacks against exposed instances.
Advisories and related resources, including VulDB entries at https://vuldb.com/?ctiid.349708 and https://vuldb.com/?id.349708, GitHub issues at https://github.com/anon387tdug/anon387/issues/1 and https://github.com/yihaofuweng/cve/issues/62, and the vendor site https://itsourcecode.com/, provide further details on the vulnerability for mitigation guidance.
Exploits have been released publicly and may be used in attacks, warranting immediate scanning and patching of affected systems.
OWASP Top 10 for Web (2025)
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-10233
Vulnerability details
A security flaw has been discovered in itsourcecode Free Hotel Reservation System 1.0. The affected element is an unknown function of the file /hotel/admin/mod_amenities/index.php?view=edit. Performing a manipulation of the argument amen_id/rmtype_id results in sql injection. The attack is possible to…
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be carried out remotely. The exploit has been released to the public and may be used for attacks.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
SQL injection in unauthenticated public-facing web app (/hotel/admin/mod_amenities/index.php) directly enables remote exploitation of the application for database access/modification (T1190).
CVEs Like This One
Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
Directly requires validation of inputs such as amen_id and rmtype_id to block SQL injection payloads before they reach the database.
Mandates prompt remediation of the publicly disclosed flaw in /hotel/admin/mod_amenities/index.php to eliminate the injection vector.
Restricts the exposed admin functionality to least-privilege accounts, reducing the attack surface for unauthenticated remote exploitation.