CVE-2023-4231: SQLi in Cevik Informatics' Online Payment System

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-09-15 · updated 2026-06-17
Weakness: CWE-89

Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Cevik Informatics Online Payment System allows SQL Injection. This issue affects Online Payment System: before 4.09.

Affected products

Cevik Informatics Online Payment System: before 4.09 — fixed in 4.09

How to fix

Upgrade to a fixed version: Cevik Informatics Online Payment System 4.09. Check the vendor advisory for mitigations.

References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-23-0532
https://www.usom.gov.tr/bildirim/tr-23-0532
https://www.usom.gov.tr/bildirim/tr-23-0532

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