CVE-2026-3771
Published: 08 March 2026
Summary
CVE-2026-3771 is a medium-severity Injection (CWE-74) vulnerability in Oretnom23 Resort Reservation System. Its CVSS base score is 5.3 (Medium).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 21.0th 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-4 (System Monitoring).
Deeper analysis
CVE-2026-3771 is a SQL injection vulnerability in SourceCodester/janobe Resort Reservation System 1.0, affecting unknown code within the /accomodation.php file. The flaw arises from improper handling of the 'q' argument, enabling manipulation that leads to SQL injection. It carries a CVSS v3.1 base score of 6.3 (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L) and is associated with CWE-74 (Improper Neutralization of Special Elements used in an SQL Command) and CWE-89 (SQL Injection). The vulnerability was published on 2026-03-08.
A remote attacker with low privileges can exploit this vulnerability over the network with low complexity and no user interaction required. Successful exploitation allows limited impacts on confidentiality, integrity, and availability, potentially enabling unauthorized data access, modification, or disruption via injected SQL payloads in the 'q' parameter.
Advisories and additional details are available in referenced sources, including a GitHub proof-of-concept at https://github.com/xiahao90/CVEproject/blob/main/xiahao.webray.com.cn/Resort-Reservation-System---SQLi.md and VulDB entries at https://vuldb.com/?ctiid.349749, https://vuldb.com/?id.349749, and https://vuldb.com/?submit.768925. The exploit has been publicly disclosed and may be used by attackers.
OWASP Top 10 for Web (2025)
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-10274
Vulnerability details
A vulnerability has been found in SourceCodester/janobe Resort Reservation System 1.0. This vulnerability affects unknown code of the file /accomodation.php. Such manipulation of the argument q leads to sql injection. The attack may be performed from remote. The exploit has…
more
been disclosed to the public and may be used.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
SQL injection in a remotely accessible web application (Resort Reservation System) directly enables exploitation of a public-facing app over the network (AV:N), matching T1190 for initial access or data manipulation. No evidence of OS command execution, credential dumping, or other post-exploitation primitives.
CVEs Like This One
Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
Directly requires validation and sanitization of the 'q' parameter in /accomodation.php to block SQL metacharacters and prevent injection.
Enables monitoring of application inputs and database queries to identify anomalous SQL patterns originating from the vulnerable endpoint.
Limits the database privileges of the application account so that a successful SQLi via the 'q' argument yields only restricted impact.