CVE-2026-3148
Published: 25 February 2026
Summary
CVE-2026-3148 is a medium-severity Injection (CWE-74) vulnerability in Haben-Cs9 Simple And Nice Shopping Cart Script. 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 31.7th 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).
Deeper analysis
CVE-2026-3148 is a SQL injection vulnerability affecting SourceCodester Simple and Nice Shopping Cart Script version 1.0. The flaw resides in an unknown function within the /signup.php file, where manipulation of the Username argument triggers the injection. Published on 2026-02-25, it is classified under CWE-74 and CWE-89, with 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 can be exploited remotely by unauthenticated attackers with low complexity and no user interaction required. Exploitation enables limited impacts on confidentiality, integrity, and availability, potentially allowing unauthorized access, modification, or disruption of database operations via injected SQL payloads.
Advisories and references, including a GitHub issue at https://github.com/xiaoxiaojie12/CVE/issues/1 and VULDB entries at https://vuldb.com/?ctiid.347654, https://vuldb.com/?id.347654, and https://vuldb.com/?submit.758822, confirm the exploit has been publicly disclosed and may be utilized. The vendor site at https://www.sourcecodester.com/ provides context on the affected software.
The exploit's public availability increases the risk of active exploitation against unpatched instances of this shopping cart script.
OWASP Top 10 for Web (2025)
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-8618
Vulnerability details
A vulnerability was determined in SourceCodester Simple and Nice Shopping Cart Script 1.0. This impacts an unknown function of the file /signup.php. This manipulation of the argument Username causes sql injection. The attack may be initiated remotely. The exploit has…
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been publicly disclosed and may be utilized.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
SQL injection in public-facing web app (signup.php) enables remote unauthenticated exploitation for initial access and limited DB impact.
CVEs Like This One
Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
Directly requires validation of the Username input in signup.php to reject SQL metacharacters and block the injection described in CVE-2026-3148.
Limits the database account used by the shopping-cart script to least-privilege rights so that a successful Username injection cannot read or modify arbitrary data.
Mandates timely patching or code correction of the publicly disclosed SQL-injection flaw in /signup.php before exploitation occurs.