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PatchSiren cyber security CVE debrief

CVE-2023-7081 POSTAHSİL CVE debrief

A critical SQL injection vulnerability in POSTAHSİL Online Payment System allows unauthenticated remote attackers to execute arbitrary SQL commands, potentially leading to complete database compromise. The vulnerability stems from improper neutralization of special elements in SQL commands (CWE-89). Affected versions are all releases prior to 14.02.2024. The Turkish National Cyber Security Incident Response Team (USOM) published security advisory TR-24-0103 to notify affected users. Organizations should upgrade to version 14.02.2024 or later immediately and implement parameterized queries and input validation as defense-in-depth measures.

Vendor
POSTAHSİL
Product
Online Payment System
CVSS
CRITICAL 9.8
CISA KEV
Not listed in stored evidence
Original CVE published
2024-02-15
Original CVE updated
2026-05-20
Advisory published
2024-02-15
Advisory updated
2026-05-20

Who should care

Organizations operating POSTAHSİL Online Payment System; payment processors; financial services using Turkish payment infrastructure; security teams responsible for web application security; compliance officers subject to PCI-DSS requirements

Technical summary

The POSTAHSİL Online Payment System contains an SQL injection vulnerability due to improper neutralization of special elements in SQL commands. The flaw allows network-based attackers without authentication to inject malicious SQL, achieving high impact on confidentiality, integrity, and availability. CVSS 3.1 score 9.8 (Critical). Fixed in version 14.02.2024.

Defensive priority

critical

Recommended defensive actions

  • Upgrade POSTAHSİL Online Payment System to version 14.02.2024 or later immediately
  • Review application logs for suspicious SQL query patterns or unauthorized database access attempts
  • Implement parameterized queries (prepared statements) for all database interactions
  • Apply strict input validation and sanitization on all user-supplied data
  • Restrict database account privileges to least-privilege principles
  • Deploy Web Application Firewall (WAF) rules to detect and block SQL injection attempts
  • Conduct security code review of payment processing modules

Evidence notes

CVE published 2024-02-15; modified 2026-05-20. USOM advisory TR-24-0103 provides third-party confirmation. CPE confirms vulnerable versions exclude 14.02.2024. CVSS 3.1 vector AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H supports critical severity.

Sources and references

Verified primary and authoritative sources

  • CVE-2023-7081 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2023-7081

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2023-7081 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2023-7081

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.