📄 Description (English)
A vulnerability was found in SourceCodester Sales and Inventory System 1.0. This affects an unknown function of the file /update_supplier.php of the component HTTP GET Request Handler. The manipulation of the argument sid results in sql injection. The attack may be launched remotely. The exploit has been made public and could be used. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
🤖 AI Executive Summary
CVE-2026-4568 is a SQL injection vulnerability in SourceCodester Sales and Inventory System 1.0 affecting the /update_supplier.php endpoint via the 'sid' parameter. With a CVSS score of 6.3 (medium) and public exploit availability, this poses a moderate risk to organizations using this system. No patch is currently available, requiring immediate compensating controls and system isolation.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: May 17, 2026 14:59
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability primarily impacts Saudi retail, wholesale, and distribution companies using SourceCodester Sales and Inventory System. High-risk sectors include: (1) Retail chains and e-commerce platforms regulated by SAMA for payment processing; (2) Government procurement entities under NCA oversight; (3) Healthcare supply chain systems managing pharmaceutical inventory; (4) Energy sector suppliers managing equipment procurement. The SQL injection could enable unauthorized access to supplier data, financial records, and inventory information, potentially affecting supply chain integrity across critical sectors.
🏢 Affected Saudi Sectors
Retail and E-commerce
Wholesale and Distribution
Government Procurement
Healthcare Supply Chain
Energy Sector Suppliers
Manufacturing and Logistics
🎯 MITRE ATT&CK Techniques
T1190 - Exploit Public-Facing Application
T1566 - Phishing (if used for initial access)
T1083 - File and Directory Discovery (post-exploitation)
T1005 - Data from Local System (database exfiltration)
T1040 - Traffic Sniffing (credential capture)
T1021 - Remote Services (lateral movement via compromised credentials)
⚖️ Saudi Risk Score (AI)
6.8
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Isolate affected systems from production networks immediately
2. Disable or restrict access to /update_supplier.php endpoint via WAF rules
3. Implement input validation: whitelist numeric values for 'sid' parameter only
4. Apply parameterized queries/prepared statements in the application code
COMPENSATING CONTROLS:
5. Deploy Web Application Firewall (WAF) rules to block SQL injection patterns in 'sid' parameter
6. Implement database-level access controls limiting supplier update permissions
7. Enable SQL query logging and monitoring for suspicious patterns
8. Restrict HTTP GET requests to /update_supplier.php (use POST with CSRF tokens)
9. Apply principle of least privilege to database user accounts
DETECTION RULES:
10. Monitor for SQL keywords (UNION, SELECT, OR, AND) in 'sid' parameter values
11. Alert on multiple failed database queries from supplier update function
12. Track unusual character encoding attempts (hex, URL encoding) in 'sid' parameter
13. Implement IDS/IPS signatures for SourceCodester SQL injection patterns
LONG-TERM:
14. Migrate to patched version when available or alternative inventory management system
15. Conduct code review of all HTTP GET handlers accepting user input
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. عزل الأنظمة المتأثرة عن شبكات الإنتاج فوراً
2. تعطيل أو تقييد الوصول إلى نقطة النهاية /update_supplier.php عبر قواعد WAF
3. تطبيق التحقق من المدخلات: قائمة بيضاء للقيم الرقمية فقط لمعامل 'sid'
4. تطبيق الاستعلامات المعاملة/البيانات المحضرة في كود التطبيق
الضوابط التعويضية:
5. نشر قواعد جدار حماية تطبيقات الويب لحجب أنماط حقن SQL في معامل 'sid'
6. تطبيق ضوابط الوصول على مستوى قاعدة البيانات لتحديد صلاحيات تحديث الموردين
7. تفعيل تسجيل الاستعلامات ومراقبة الأنماط المريبة
8. تقييد طلبات HTTP GET إلى /update_supplier.php (استخدام POST مع رموز CSRF)
9. تطبيق مبدأ أقل صلاحية لحسابات مستخدمي قاعدة البيانات
قواعد الكشف:
10. مراقبة كلمات SQL الرئيسية (UNION, SELECT, OR, AND) في قيم معامل 'sid'
11. تنبيهات على استعلامات قاعدة البيانات الفاشلة المتعددة من وظيفة تحديث الموردين
12. تتبع محاولات ترميز الأحرف غير العادية (hex, URL encoding) في معامل 'sid'
13. تطبيق توقيعات IDS/IPS لأنماط حقن SQL في SourceCodester
المدى الطويل:
14. الترقية إلى نسخة مصححة عند توفرها أو نظام إدارة مخزون بديل
15. إجراء مراجعة الكود لجميع معالجات HTTP GET التي تقبل مدخلات المستخدم
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.14.2.1 - Secure development policy and procedures
ECC 2024 A.14.2.5 - Secure coding practices and input validation
ECC 2024 A.14.2.6 - Security testing and vulnerability management
🔵 SAMA CSF
SAMA CSF ID.GV-1 - Organizational governance and risk management
SAMA CSF PR.DS-6 - Data input validation and error handling
SAMA CSF DE.CM-1 - Detection and monitoring of anomalous activities
🟡 ISO 27001:2022
ISO 27001:2022 A.8.2.3 - Segregation of duties
ISO 27001:2022 A.14.2.1 - Secure development policy
ISO 27001:2022 A.14.2.5 - Secure coding practices
ISO 27001:2022 A.14.3.1 - Testing of security functionality
🟣 PCI DSS v4.0.1
PCI DSS 6.5.1 - Injection flaws prevention
PCI DSS 6.5.6 - Improper error handling
PCI DSS 11.3 - Penetration testing and vulnerability scanning
🔗 References & Sources 5