Cyber Resilience

CVE-2026-4612

Medium

Published: 23 March 2026

Published
23 March 2026
Modified
24 April 2026
KEV Added
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Patch
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CVSS Score v4 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0004 14.2th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-4612 is a medium-severity Injection (CWE-74) vulnerability in Itsourcecode (inferred from references). 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 14.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-2 (Flaw Remediation).

Deeper analysis

CVE-2026-4612 is a SQL injection vulnerability (CWE-74, CWE-89) discovered in the itsourcecode Free Hotel Reservation System version 1.0. The flaw affects the Parameter Handler component, specifically within the file /hotel/admin/mod_users/index.php?view=edit&id=8, where manipulation of the account_id argument enables SQL injection.

Remote attackers can exploit this vulnerability over the network without authentication or user interaction, as indicated by its CVSS v3.1 base score of 7.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L). Successful exploitation allows limited impacts on confidentiality, integrity, and availability through SQL injection.

Advisories from VulDB (https://vuldb.com/?ctiid.352476, https://vuldb.com/?id.352476, https://vuldb.com/?submit.775645) document the issue, and the exploit has been publicly disclosed in a GitHub issue (https://github.com/bybinyu/Vulnerability-Practice/issues/2). The vendor website is available at https://itsourcecode.com/. No patches are mentioned in the provided details.

EU & UK References

Vulnerability details

A vulnerability has been found in itsourcecode Free Hotel Reservation System 1.0. This affects an unknown part of the file /hotel/admin/mod_users/index.php?view=edit&id=8 of the component Parameter Handler. The manipulation of the argument account_id leads to sql injection. Remote exploitation of the…

more

attack is possible. The exploit has been disclosed to the public and may be used.

CWE(s)
CWE-74CWE-89

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
Why these techniques?

SQL injection in unauthenticated web app parameter directly enables remote exploitation of public-facing application.

Confidence: HIGH · MITRE ATT&CK Enterprise v18.1

CVEs Like This One

CVE-2026-3150Shared CWE-74, CWE-89
CVE-2026-3746Shared CWE-74, CWE-89
CVE-2025-2683Shared CWE-74, CWE-89
CVE-2026-5238Shared CWE-74, CWE-89
CVE-2026-4288Shared CWE-74, CWE-89
CVE-2026-2220Shared CWE-74, CWE-89
CVE-2025-1535Shared CWE-74, CWE-89
CVE-2026-0597Shared CWE-74, CWE-89
CVE-2026-1688Shared CWE-74, CWE-89
CVE-2026-5018Shared CWE-74, CWE-89

Affected Assets

Itsourcecode
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inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

SI-10 Information Input Validation good match
prevent

Directly prevents SQL injection by validating and sanitizing the vulnerable account_id parameter in the Parameter Handler component.

SI-2 Flaw Remediation good match
prevent

Requires identification, reporting, and correction of the SQL injection flaw in Free Hotel Reservation System 1.0.

RA-5 Vulnerability Monitoring and Scanning partial match
detect

Vulnerability scanning detects the SQL injection in /hotel/admin/mod_users/index.php?view=edit&id=8 for remediation.

References