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Vulnerabilities

CVE-2022-50907

High ⚡ Exploit Available
e107 CMS version 3.2.1 contains a file upload vulnerability that allows authenticated administrative users to bypass upload restrictions and execute PHP files. Attackers can upload malicious PHP files
CWE-434 — Weakness Type
Published: Jan 13, 2026  ·  Modified: Feb 28, 2026  ·  Source: NVD
CVSS v3
7.2
🔗 NVD Official
📄 Description (English)

e107 CMS version 3.2.1 contains a file upload vulnerability that allows authenticated administrative users to bypass upload restrictions and execute PHP files. Attackers can upload malicious PHP files to parent directories by manipulating the upload URL parameter, enabling remote code execution through the Media Manager import feature.

🤖 AI Executive Summary

e107 CMS 3.2.1 contains a critical file upload vulnerability allowing authenticated administrators to bypass upload restrictions and execute arbitrary PHP code via the Media Manager. Attackers can manipulate URL parameters to upload malicious files to parent directories, achieving remote code execution. This vulnerability poses significant risk to organizations using e107 for content management, particularly those with compromised or malicious admin accounts.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: May 8, 2026 01:19
🇸🇦 Saudi Arabia Impact Assessment
Saudi government agencies, educational institutions, and small-to-medium enterprises using e107 CMS are at elevated risk. The vulnerability particularly impacts: (1) Government digital transformation initiatives relying on e107 for public-facing portals; (2) Educational institutions (universities, schools) using e107 for content management; (3) Healthcare facilities with web-based information systems; (4) Telecom and ISP providers using e107 for customer portals. The authenticated nature of the exploit suggests insider threats or compromised admin credentials pose the primary risk vector in Saudi organizations.
🏢 Affected Saudi Sectors
Government and Public Administration Education (Universities and Schools) Healthcare Telecommunications Small and Medium Enterprises Non-Governmental Organizations
⚖️ Saudi Risk Score (AI)
7.8
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Audit all e107 CMS 3.2.1 installations across your organization and create an inventory
2. Review admin account access logs for suspicious file upload activities in Media Manager
3. Scan web directories for suspicious PHP files, particularly in parent directories and unexpected locations
4. Restrict administrative access to e107 to trusted personnel only; implement principle of least privilege
5. Enable detailed logging for all Media Manager import operations

PATCHING GUIDANCE:
1. Upgrade e107 CMS to version 3.2.2 or later immediately
2. If immediate patching is not possible, disable the Media Manager import feature temporarily
3. Test patches in a staging environment before production deployment
4. Verify file upload restrictions are properly enforced post-patch

COMPENSATING CONTROLS (if patching delayed):
1. Implement Web Application Firewall (WAF) rules to block suspicious Media Manager upload requests with path traversal patterns (../ or encoded variants)
2. Restrict file upload directory permissions to prevent PHP execution
3. Configure web server to deny PHP execution in upload directories via .htaccess or nginx configuration
4. Monitor file system for unauthorized PHP file creation in parent directories
5. Implement file integrity monitoring (FIM) on web application directories

DETECTION RULES:
1. Monitor HTTP POST requests to Media Manager endpoints containing URL-encoded path traversal sequences
2. Alert on PHP file uploads with suspicious names or to unexpected directories
3. Track failed and successful admin authentication attempts
4. Monitor for PHP execution in upload/media directories
5. Log and alert on modifications to .htaccess or web server configuration files
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تدقيق جميع تثبيتات e107 CMS 3.2.1 عبر مؤسستك وإنشاء جرد شامل
2. مراجعة سجلات الوصول لحسابات المسؤول للبحث عن أنشطة تحميل ملفات مريبة في مدير الوسائط
3. فحص مجلدات الويب بحثاً عن ملفات PHP مريبة، خاصة في المجلدات الأب والمواقع غير المتوقعة
4. تقييد الوصول الإداري إلى e107 للموظفين الموثوقين فقط؛ تطبيق مبدأ أقل امتياز
5. تفعيل السجلات التفصيلية لجميع عمليات استيراد مدير الوسائط

إرشادات التصحيح:
1. ترقية e107 CMS إلى الإصدار 3.2.2 أو أحدث فوراً
2. إذا لم يكن التصحيح الفوري ممكناً، قم بتعطيل ميزة استيراد مدير الوسائط مؤقتاً
3. اختبر التصحيحات في بيئة التجريب قبل نشرها في الإنتاج
4. تحقق من فرض قيود تحميل الملفات بشكل صحيح بعد التصحيح

الضوابط البديلة (إذا تأخر التصحيح):
1. تطبيق قواعد جدار حماية تطبيقات الويب (WAF) لحجب طلبات تحميل مدير الوسائط المريبة التي تحتوي على أنماط اجتياز المسارات
2. تقييد أذونات مجلد تحميل الملفات لمنع تنفيذ PHP
3. تكوين خادم الويب لرفض تنفيذ PHP في مجلدات التحميل عبر .htaccess أو إعدادات nginx
4. مراقبة نظام الملفات للبحث عن إنشاء ملفات PHP غير مصرح بها في المجلدات الأب
5. تطبيق مراقبة سلامة الملفات (FIM) على مجلدات تطبيق الويب

قواعد الكشف:
1. مراقبة طلبات HTTP POST إلى نقاط نهاية مدير الوسائط التي تحتوي على تسلسلات اجتياز مسار مشفرة بـ URL
2. التنبيه عند تحميل ملفات PHP بأسماء مريبة أو إلى مجلدات غير متوقعة
3. تتبع محاولات المصادقة الإدارية الفاشلة والناجحة
4. مراقبة تنفيذ PHP في مجلدات التحميل/الوسائط
5. تسجيل والتنبيه عند تعديلات ملفات .htaccess أو ملفات إعدادات خادم الويب
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.12.1.1 - Segregation of duties for system administration ECC 2024 A.12.4.1 - Event logging and monitoring ECC 2024 A.14.2.1 - Secure development policy ECC 2024 A.14.2.5 - Secure coding practices
🔵 SAMA CSF
SAMA CSF ID.AM-2 - Asset inventory and management SAMA CSF PR.AC-1 - Access control and authentication SAMA CSF DE.CM-1 - Detection and monitoring SAMA CSF RS.MI-2 - Incident response and mitigation
🟡 ISO 27001:2022
ISO 27001:2022 A.5.15 - Access control ISO 27001:2022 A.8.22 - Monitoring ISO 27001:2022 A.8.28 - Secure coding ISO 27001:2022 A.12.6.1 - Management of technical vulnerabilities
🟣 PCI DSS v4.0.1
PCI DSS 6.2 - Security patches and updates PCI DSS 6.5.1 - Injection flaws prevention PCI DSS 10.2 - User access logging PCI DSS 11.2 - Vulnerability scanning
📦 Affected Products / CPE 1 entries
e107:e107:3.2.1
📊 CVSS Score
7.2
/ 10.0 — High
📊 CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack VectorN — None / Network
Attack ComplexityL — Low / Local
Privileges RequiredH — High
User InteractionN — None / Network
ScopeU — Unchanged
ConfidentialityH — High
IntegrityH — High
AvailabilityH — High
📋 Quick Facts
Severity High
CVSS Score7.2
CWECWE-434
EPSS0.44%
Exploit ✓ Yes
Patch ✓ Yes
Published 2026-01-13
Source Feed nvd
Views 5
🇸🇦 Saudi Risk Score
7.8
/ 10.0 — Saudi Risk
Priority: HIGH
🏷️ Tags
exploit-available CWE-434
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