📄 Description (English)
School App developed by Zyosoft has an Insecure Direct Object Reference vulnerability, allowing authenticated remote attackers to modify a specific parameter to read and modify other users' data.
🤖 AI Executive Summary
CVE-2026-7491 is an Insecure Direct Object Reference (IDOR) vulnerability in Zyosoft's School App affecting authenticated users. Attackers can manipulate parameters to access and modify other users' data, including student records, grades, and personal information. With a CVSS score of 8.1 and no available patch, this poses an immediate risk to educational institutions across Saudi Arabia.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: May 6, 2026 16:36
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability primarily impacts Saudi educational institutions including K-12 schools, universities, and educational technology providers. At-risk sectors include: Ministry of Education institutions, private schools, higher education institutions under NCAAA oversight, and EdTech companies serving the Saudi market. Secondary impact on government agencies using similar school management systems. Potential exposure of sensitive student data including names, IDs, grades, and family information—critical given Saudi privacy regulations.
🏢 Affected Saudi Sectors
Education (K-12 Schools)
Higher Education
Government (Ministry of Education)
EdTech/Educational Technology Providers
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
8.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Disable or restrict access to Zyosoft School App until patch is available
2. Audit all user access logs for suspicious parameter modifications (focus on user ID, student ID, grade parameters)
3. Notify all users of potential unauthorized access to their data
4. Reset passwords for all administrative and teacher accounts
5. Implement emergency access controls restricting parameter manipulation
COMPENSATING CONTROLS (until patch available):
6. Deploy Web Application Firewall (WAF) rules to detect and block IDOR patterns (monitor for sequential ID enumeration)
7. Implement strict input validation on all user-modifiable parameters
8. Enable comprehensive logging and monitoring of data access/modification events
9. Restrict API access to specific IP ranges where possible
10. Implement rate limiting on API endpoints
11. Conduct forensic analysis of access logs from past 90 days
DETECTION RULES:
- Alert on parameter values differing from authenticated user's own ID
- Monitor for rapid sequential requests with incrementing ID parameters
- Flag bulk data export attempts
- Track modifications to records not owned by requesting user
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تعطيل أو تقييد الوصول إلى تطبيق Zyosoft School حتى توفر التصحيح
2. تدقيق جميع سجلات وصول المستخدمين للتعديلات المريبة على المعاملات
3. إخطار جميع المستخدمين بإمكانية الوصول غير المصرح إلى بياناتهم
4. إعادة تعيين كلمات المرور لجميع حسابات المسؤولين والمعلمين
5. تنفيذ ضوابط وصول طارئة لتقييد التلاعب بالمعاملات
الضوابط البديلة (حتى توفر التصحيح):
6. نشر قواعد جدار حماية تطبيقات الويب لكشف وحجب أنماط IDOR
7. تنفيذ التحقق الصارم من المدخلات على جميع المعاملات القابلة للتعديل
8. تفعيل السجلات الشاملة ومراقبة أحداث الوصول إلى البيانات
9. تقييد وصول API إلى نطاقات IP محددة
10. تنفيذ تحديد معدل على نقاط نهاية API
11. إجراء تحليل جنائي لسجلات الوصول من آخر 90 يوماً
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.5.1.1 - Access Control Policies
ECC 2024 A.8.1.1 - User Authentication
ECC 2024 A.8.2.1 - User Access Management
ECC 2024 A.12.4.1 - Event Logging
ECC 2024 A.12.4.3 - Administrator and Operator Logs
🔵 SAMA CSF
SAMA CSF ID.AC-1 - Access Control Policy
SAMA CSF PR.AC-1 - Identities and Credentials
SAMA CSF DE.AE-1 - Audit Logs
SAMA CSF DE.CM-1 - System Monitoring
🟡 ISO 27001:2022
ISO 27001:2022 A.5.2 - Information Security Policies
ISO 27001:2022 A.8.2 - User Access Management
ISO 27001:2022 A.8.3 - User Responsibilities
ISO 27001:2022 A.12.4 - Logging