Cyber Resilience

CVE-2026-6187

Medium

Published: 13 April 2026

Published
13 April 2026
Modified
22 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 13.5th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-6187 is a medium-severity Injection (CWE-74) vulnerability in Sourcecodester (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 13.5th 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 RA-5 (Vulnerability Monitoring and Scanning) and SI-10 (Information Input Validation).

Deeper analysis

CVE-2026-6187 is a SQL injection vulnerability affecting SourceCodester Pharmacy Sales and Inventory System 1.0. The flaw occurs in the processing of the file /ajax.php?action=chk_prod_availability, where manipulation of the ID argument results in SQL injection. It is associated with CWEs-74 and CWE-89, and 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). The vulnerability was published on 2026-04-13.

Remote attackers can exploit this vulnerability without authentication or user interaction, requiring only low attack complexity. Exploitation enables limited impacts on confidentiality, integrity, and availability through SQL injection, potentially allowing unauthorized database queries or modifications depending on the backend configuration.

Advisories and references, including VulDB entries (https://vuldb.com/vuln/357109, https://vuldb.com/submit/797375, https://vuldb.com/vuln/357109/cti) and a GitHub issue (https://github.com/lingzezzz/lingze/issues/3), document the issue, with the vendor site at https://www.sourcecodester.com/. The exploit is public and may be used.

EU & UK References

Vulnerability details

A vulnerability was detected in SourceCodester Pharmacy Sales and Inventory System 1.0. This issue affects some unknown processing of the file /ajax.php?action=chk_prod_availability. The manipulation of the argument ID results in sql injection. The attack may be performed from remote. The…

more

exploit is now 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 a web application (ajax.php) allows remote unauthenticated exploitation, directly mapping to T1190 for exploiting public-facing applications.

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

Sourcecodester
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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 requiring validation of the ID argument in /ajax.php?action=chk_prod_availability.

SI-2 Flaw Remediation good match
prevent

Requires identification, reporting, and correction of the specific SQL injection flaw in the Pharmacy Sales and Inventory System.

RA-5 Vulnerability Monitoring and Scanning good match
detect

Enables scanning to identify the publicly exploitable SQL injection vulnerability (CVE-2026-6187) in the system.

References