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Vulnerabilities

CVE-2026-9581

Medium
CWE-266 — Weakness Type
Published: May 26, 2026  ·  Modified: May 28, 2026  ·  Source: NVD
CVSS v3
6.3
🔗 NVD Official
📄 Description (English)

A vulnerability was identified in JeecgBoot up to 3.9.1. The impacted element is an unknown function of the file /sys/comment/add. Such manipulation leads to improper access controls. The attack can be executed remotely. The exploit is publicly available and might be used. Upgrading to version 3.9.2 is sufficient to resolve this issue. Upgrading the affected component is recommended.

🤖 AI Executive Summary

JeecgBoot versions up to 3.9.1 contain an improper access control vulnerability in the /sys/comment/add endpoint that allows remote attackers to bypass authentication controls. The vulnerability has a CVSS score of 6.3 (medium) and could enable unauthorized comment submission or data manipulation. A patch is available in version 3.9.2, making immediate patching critical for affected deployments.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: May 27, 2026 10:49
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability poses significant risk to Saudi organizations using JeecgBoot for content management and business applications. Most at-risk sectors include: Government agencies (NCA, CITC) using JeecgBoot for internal portals; Banking sector (SAMA-regulated institutions) if JeecgBoot is used for customer-facing or internal systems; Healthcare organizations (MOH) managing patient data through JeecgBoot; Telecommunications (STC, Mobily) for service management platforms; and Energy sector (ARAMCO, SEC) for operational systems. The improper access control could lead to unauthorized data modification, comment injection attacks, and potential lateral movement within enterprise networks.
🏢 Affected Saudi Sectors
Government Banking Healthcare Energy Telecommunications Education Retail
⚖️ Saudi Risk Score (AI)
7.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all JeecgBoot instances in your environment and document their versions
2. Disable or restrict access to the /sys/comment/add endpoint immediately using WAF rules or network ACLs
3. Review access logs for the /sys/comment/add endpoint for suspicious activity dating back 30 days
4. Implement IP whitelisting for administrative access to JeecgBoot instances

PATCHING GUIDANCE:
1. Upgrade JeecgBoot to version 3.9.2 or later as soon as possible
2. Test patches in a staging environment before production deployment
3. Schedule maintenance windows for critical systems to minimize business impact
4. Verify patch application by confirming version number post-upgrade

COMPENSATING CONTROLS (if immediate patching not possible):
1. Deploy Web Application Firewall (WAF) rules to block POST requests to /sys/comment/add from unauthorized sources
2. Implement strict input validation and output encoding for comment functionality
3. Enable comprehensive logging and monitoring of all /sys/comment/add requests
4. Restrict comment functionality to authenticated users only via reverse proxy rules
5. Implement rate limiting on the /sys/comment/add endpoint

DETECTION RULES:
1. Monitor for POST requests to /sys/comment/add without valid authentication tokens
2. Alert on unusual comment submission patterns or high-volume requests
3. Track modifications to comment data in database audit logs
4. Flag requests containing SQL injection or XSS payloads in comment parameters
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. حدد جميع مثيلات JeecgBoot في بيئتك وقثق إصداراتها
2. عطّل أو قيّد الوصول إلى نقطة النهاية /sys/comment/add فوراً باستخدام قواعد WAF أو قوائم التحكم في الوصول للشبكة
3. راجع سجلات الوصول لنقطة النهاية /sys/comment/add للنشاط المريب لمدة 30 يوماً الماضية
4. طبّق قائمة بيضاء للعناوين IP للوصول الإداري إلى مثيلات JeecgBoot

إرشادات التصحيح:
1. قم بترقية JeecgBoot إلى الإصدار 3.9.2 أو أحدث في أقرب وقت ممكن
2. اختبر التصحيحات في بيئة التجريب قبل نشرها في الإنتاج
3. جدول نوافذ الصيانة للأنظمة الحرجة لتقليل تأثير الأعمال
4. تحقق من تطبيق التصحيح بتأكيد رقم الإصدار بعد الترقية

عناصر التحكم البديلة (إذا لم يكن التصحيح الفوري ممكناً):
1. نشّر قواعد جدار حماية تطبيقات الويب (WAF) لحظر طلبات POST إلى /sys/comment/add من مصادر غير مصرح بها
2. طبّق التحقق الصارم من المدخلات وترميز المخرجات لوظيفة التعليقات
3. فعّل السجلات الشاملة ومراقبة جميع طلبات /sys/comment/add
4. قيّد وظيفة التعليقات للمستخدمين المصرح بهم فقط عبر قواعد الخادم الوكيل العكسي
5. طبّق تحديد معدل على نقطة النهاية /sys/comment/add

قواعد الكشف:
1. راقب طلبات POST إلى /sys/comment/add بدون رموز مصادقة صحيحة
2. أصدر تنبيهات لأنماط إرسال التعليقات غير العادية أو الطلبات عالية الحجم
3. تتبع التعديلات على بيانات التعليقات في سجلات تدقيق قاعدة البيانات
4. علّم الطلبات التي تحتوي على حقن SQL أو حمولات XSS في معاملات التعليقات
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.5.1.1 - Access Control Policy ECC 2024 A.5.2.1 - User Registration and Access Rights Management ECC 2024 A.5.3.1 - Management of Privileged Access Rights ECC 2024 A.6.1.1 - Information Security Policies and Procedures
🔵 SAMA CSF
SAMA CSF ID.AC-1 - Access Control Policy and Procedures SAMA CSF ID.AC-2 - Physical and Logical Access Controls SAMA CSF PR.AC-1 - Identities and Credentials are Managed SAMA CSF PR.AC-4 - Access Rights are Managed
🟡 ISO 27001:2022
ISO 27001:2022 A.5.2 - Information Security Policies ISO 27001:2022 A.8.1 - User Endpoint Devices ISO 27001:2022 A.8.2 - Privileged Access Rights ISO 27001:2022 A.8.3 - Information Access Restriction
🟣 PCI DSS v4.0.1
PCI DSS 2.1 - Establish Configuration Standards PCI DSS 6.2 - Ensure Security Patches are Installed PCI DSS 7.1 - Limit Access to System Components
📊 CVSS Score
6.3
/ 10.0 — Medium
📊 CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack VectorN — None / Network
Attack ComplexityL — Low / Local
Privileges RequiredL — Low / Local
User InteractionN — None / Network
ScopeU — Unchanged
ConfidentialityL — Low / Local
IntegrityL — Low / Local
AvailabilityL — Low / Local
📋 Quick Facts
Severity Medium
CVSS Score6.3
CWECWE-266
EPSS0.05%
Exploit No
Patch ✗ No
Published 2026-05-26
Source Feed nvd
🇸🇦 Saudi Risk Score
7.2
/ 10.0 — Saudi Risk
Priority: HIGH
🏷️ Tags
CWE-266
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