CVE-2026-4826
Published: 26 March 2026
Summary
CVE-2026-4826 is a medium-severity Injection (CWE-74) vulnerability in Ahsanriaz26Gmailcom Sales And Inventory System. Its CVSS base score is 6.3 (Medium).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 1.5th 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).
Threat & Defense at a Glance
Threat & Defense Details
Mitigating Controls (NIST 800-53 r5)AI
SI-10 directly prevents SQL injection by requiring validation of untrusted HTTP GET inputs like the 'sid' parameter in /update_stock.php.
SI-2 mandates identification, reporting, and correction of flaws such as the SQL injection vulnerability in the application's code.
RA-5 supports detection of SQL injection vulnerabilities like CVE-2026-4826 through regular vulnerability scanning of the system and applications.
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
SQL injection in publicly accessible /update_stock.php (AV:N) directly enables remote exploitation of a public-facing web app for initial access with low-privilege impact on C/I/A.
NVD Description
A vulnerability was determined in SourceCodester Sales and Inventory System 1.0. This vulnerability affects unknown code of the file /update_stock.php of the component HTTP GET Parameter Handler. This manipulation of the argument sid causes sql injection. Remote exploitation of the…
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attack is possible. The exploit has been publicly disclosed and may be utilized.
Deeper analysisAI
CVE-2026-4826 is a SQL injection vulnerability in SourceCodester Sales and Inventory System 1.0, published on 2026-03-26. The issue resides in unknown code of the file /update_stock.php within the HTTP GET Parameter Handler component, where manipulation of the 'sid' argument triggers the injection.
Remote exploitation is possible, requiring network access, low attack complexity, low privileges (PR:L), and no user interaction. Per the CVSS 3.1 score of 6.3 (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L), an attacker can achieve low impacts on confidentiality, integrity, and availability, associated with CWEs-74 and CWE-89. The exploit has been publicly disclosed and may be utilized.
VulDB advisories (ctiid.353126, id.353126, submit.775177) document the vulnerability, with a proof-of-concept available at https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/SQLi-UpdateStock-sid.md. The vendor site is https://www.sourcecodester.com/. No patches or specific mitigations are detailed in the provided references.
Details
- CWE(s)