CVE-2023-4231

Name: CVE-2023-4231
Creator: NVD / NIST
Published: 2023-09-15T08:15:07.867+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.56%

Last modified Jun 17, 2026

CVE-2023-4231 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 0.56% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.56%

42.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-89

Affected Software

Vendor	Product	Versions
Cevik	Informatics Online Payment System	< 4.09

References

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

Timeline

Published: Sep 15, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-4231?

How severe is CVE-2023-4231?

CVE-2023-4231 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.

How do I fix CVE-2023-4231?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-4231?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST