CVE-2026-5238
Published: 01 April 2026
Summary
CVE-2026-5238 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-2026-5238 is a SQL injection vulnerability (CWE-74, CWE-89) in the itsourcecode Payroll Management System version 1.0. The flaw resides in an unknown functionality of the file /view_employee.php within the Parameter Handler component, where manipulation of the 'ID' argument enables injection. 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) and was published on 2026-04-01.
The vulnerability is exploitable remotely by unauthenticated attackers requiring low complexity and no user interaction. Successful exploitation can result in limited impacts to confidentiality, integrity, and availability, such as unauthorized data access, modification, or disruption via injected SQL payloads.
Advisories referenced in VulDB (vuldb.com/vuln/354389 and related entries) document the issue, while a proof-of-concept exploit is publicly available on GitHub at https://github.com/K4ptor/itsourcecode-Payroll-Management-System-V1.0-SQL-Injection2. The vendor site itsourcecode.com is also listed, but no specific patches or mitigation steps are detailed in the available information.
The exploit's public disclosure heightens the risk of real-world attacks against exposed instances of this payroll system.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-17733
Vulnerability details
A weakness has been identified in itsourcecode Payroll Management System 1.0. Affected by this issue is some unknown functionality of the file /view_employee.php of the component Parameter Handler. Executing a manipulation of the argument ID can lead to sql injection.…
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The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
SQL injection in public-facing web application (/view_employee.php) directly enables initial access via exploitation of public-facing applications.
CVEs Like This One
Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
Directly prevents SQL injection by requiring validation of the exploitable 'ID' argument in /view_employee.php to ensure only valid inputs are processed.
Restricts the 'ID' parameter to organization-defined types and formats, blocking malicious SQL injection payloads from being accepted.
Remediates the specific SQL injection flaw in the Parameter Handler component through identification, patching, and verification.