CVE-2018-25203
Published: 26 March 2026
Summary
CVE-2018-25203 is a high-severity SQL Injection (CWE-89) vulnerability in Wecodex (inferred from references). Its CVSS base score is 8.8 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 25.1th 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-2018-25203 is an SQL injection vulnerability (CWE-89) in Online Store System CMS 1.0. The flaw resides in the email parameter processed via POST requests to index.php with the action=clientaccess parameter, enabling attackers to inject SQL code and manipulate database queries. It carries a CVSS v3.1 base score of 8.2 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N), indicating high confidentiality impact with low integrity impact and no availability impact.
Unauthenticated remote attackers can exploit this vulnerability by crafting POST requests containing boolean-based blind or time-based blind SQL injection payloads in the email field. Successful exploitation allows extraction of sensitive database information without requiring privileges, user interaction, or elevated scope.
Advisories detail the issue, including exploit proofs and vulnerability descriptions, available at https://www.exploit-db.com/exploits/44719, https://www.vulncheck.com/advisories/online-store-system-cms-sql-injection-via-clientaccess, and https://www.wecodex.com/item/view/online-store-system-in-php-and-mysql/3. No vendor patches are specified in the CVE details.
OWASP Top 10 for Web (2025)
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2018-21665
Vulnerability details
Online Store System CMS 1.0 contains an SQL injection vulnerability that allows unauthenticated attackers to manipulate database queries by injecting SQL code through the email parameter. Attackers can send POST requests to index.php with the action=clientaccess parameter using boolean-based blind…
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or time-based blind SQL injection payloads in the email field to extract sensitive database information.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
CVE describes unauthenticated remote SQL injection in a public-facing web application (T1190), enabling extraction of sensitive data from databases (T1213.006).
CVEs Like This One
Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
Requires validation of the email parameter in POST requests to prevent SQL injection payloads from manipulating database queries.
Directly addresses remediation of the SQL injection flaw in the index.php clientaccess action by identifying, reporting, and correcting the vulnerability.
Vulnerability scanning detects SQL injection vulnerabilities like CVE-2018-25203 in web applications such as the Online Store System CMS.