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Vulnerabilities

CVE-2026-20041

Medium
A vulnerability in Cisco Nexus Dashboard and Cisco Nexus Dashboard Insights could allow an unauthenticated, remote attacker to conduct a server-side request forgery (SSRF) attack through an affected d
CWE-918 — Weakness Type
Published: Apr 1, 2026  ·  Modified: Apr 4, 2026  ·  Source: NVD
CVSS v3
6.1
🔗 NVD Official
📄 Description (English)

A vulnerability in Cisco Nexus Dashboard and Cisco Nexus Dashboard Insights could allow an unauthenticated, remote attacker to conduct a server-side request forgery (SSRF) attack through an affected device.

This vulnerability is due to improper input validation for specific HTTP requests. An attacker could exploit this vulnerability by persuading an authenticated user of the device management interface to click a crafted link. A successful exploit could allow the attacker to send arbitrary network requests that are sourced from the affected device to an attacker-controlled server. The attacker could then execute arbitrary script code in the context of the affected interface or access sensitive browser-based information.

🤖 AI Executive Summary

CVE-2026-20041 is a server-side request forgery (SSRF) vulnerability in Cisco Nexus Dashboard and Nexus Dashboard Insights affecting network infrastructure management. The vulnerability requires user interaction but allows unauthenticated attackers to execute arbitrary requests from the affected device and potentially access sensitive information. With no patch currently available and medium CVSS score of 6.1, organizations should implement immediate compensating controls.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: May 24, 2026 03:20
🇸🇦 Saudi Arabia Impact Assessment
Saudi organizations managing network infrastructure through Cisco Nexus Dashboard are at risk, particularly: (1) ARAMCO and energy sector operators using Nexus Dashboard for network orchestration, (2) SAMA-regulated financial institutions with network management dependencies, (3) Government entities (NCA, NCSC) managing critical infrastructure networks, (4) Telecom operators (STC, Mobily) relying on Nexus Dashboard for data center and network management. The SSRF vulnerability could allow lateral movement within critical infrastructure networks and access to sensitive management interfaces.
🏢 Affected Saudi Sectors
Energy (ARAMCO, oil & gas operators) Banking (SAMA-regulated institutions) Government (NCA, NCSC, critical infrastructure) Telecommunications (STC, Mobily, Zain) Healthcare (MOH, private hospitals) Data Centers and Cloud Providers
⚖️ Saudi Risk Score (AI)
6.8
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Restrict access to Cisco Nexus Dashboard management interfaces to trusted IP ranges only
2. Implement network segmentation isolating Nexus Dashboard from sensitive systems
3. Disable or restrict HTTP/HTTPS outbound connections from Nexus Dashboard to untrusted destinations
4. Enforce multi-factor authentication for all Nexus Dashboard user accounts
5. Conduct security awareness training emphasizing phishing risks and suspicious link avoidance

Compensating Controls:
1. Deploy Web Application Firewall (WAF) rules to detect and block SSRF patterns in HTTP requests
2. Monitor outbound connections from Nexus Dashboard for anomalous destinations
3. Implement DNS filtering to prevent resolution of attacker-controlled domains
4. Use proxy/egress filtering to restrict outbound traffic to approved destinations only
5. Enable detailed logging and alerting for all Nexus Dashboard API calls and HTTP requests

Detection Rules:
1. Alert on HTTP requests containing suspicious URL patterns (file://, gopher://, etc.)
2. Monitor for requests to private IP ranges (10.0.0.0/8, 172.16.0.0/12, 192.168.0.0/16) from Nexus Dashboard
3. Track failed authentication attempts followed by SSRF-like requests
4. Monitor for unusual outbound connections to non-whitelisted external IPs

Patching:
1. Subscribe to Cisco security advisories for patch availability
2. Establish patch testing procedures for Nexus Dashboard updates
3. Plan maintenance windows for immediate deployment upon patch release
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تقييد الوصول إلى واجهات إدارة Cisco Nexus Dashboard على نطاقات IP موثوقة فقط
2. تطبيق تقسيم الشبكة لعزل Nexus Dashboard عن الأنظمة الحساسة
3. تعطيل أو تقييد الاتصالات الخارجية HTTP/HTTPS من Nexus Dashboard إلى وجهات غير موثوقة
4. فرض المصادقة متعددة العوامل لجميع حسابات مستخدمي Nexus Dashboard
5. إجراء تدريب الوعي الأمني مع التركيز على مخاطر التصيد والروابط المريبة

الضوابط التعويضية:
1. نشر قواعد جدار حماية تطبيقات الويب (WAF) للكشف عن أنماط SSRF وحجبها
2. مراقبة الاتصالات الخارجية من Nexus Dashboard للوجهات الشاذة
3. تطبيق تصفية DNS لمنع حل النطاقات التي يتحكم بها المهاجم
4. استخدام تصفية الوكيل/الخروج لتقييد حركة المرور الخارجية على الوجهات المعتمدة فقط
5. تفعيل السجلات التفصيلية والتنبيهات لجميع استدعاءات Nexus Dashboard API والطلبات HTTP

قواعد الكشف:
1. التنبيه على طلبات HTTP تحتوي على أنماط URL مريبة (file://, gopher://, إلخ)
2. مراقبة الطلبات إلى نطاقات IP الخاصة من Nexus Dashboard
3. تتبع محاولات المصادقة الفاشلة متبوعة بطلبات تشبه SSRF
4. مراقبة الاتصالات الخارجية غير العادية إلى عناوين IP خارجية غير مدرجة في القائمة البيضاء

التصحيح:
1. الاشتراك في استشارات أمان Cisco لتوفر التصحيحات
2. إنشاء إجراءات اختبار التصحيحات لتحديثات Nexus Dashboard
3. التخطيط لنوافذ الصيانة للنشر الفوري عند توفر التصحيح
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.14.2.1 - Information security requirements for supplier relationships ECC 2024 A.13.1.3 - Segregation of networks ECC 2024 A.13.2.1 - Network access control ECC 2024 A.14.3.1 - Information security incident management
🔵 SAMA CSF
SAMA CSF ID.AM-2 - Software, platforms, and applications are catalogued SAMA CSF PR.AC-3 - Access control and management of physical and logical assets SAMA CSF PR.PT-2 - Removable media is protected and its use is restricted SAMA CSF DE.CM-1 - The network is monitored to detect potential cybersecurity events
🟡 ISO 27001:2022
ISO 27001:2022 A.5.15 - Supplier relationships ISO 27001:2022 A.8.1 - User endpoint devices ISO 27001:2022 A.8.3 - Access control ISO 27001:2022 A.8.22 - Restricting information access
🟣 PCI DSS v4.0.1
PCI DSS 1.3 - Prohibit direct public access between the Internet and any system component in the CDE PCI DSS 6.2 - Ensure that all system components and software are protected from known vulnerabilities
📊 CVSS Score
6.1
/ 10.0 — Medium
📊 CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack VectorN — None / Network
Attack ComplexityL — Low / Local
Privileges RequiredN — None / Network
User InteractionR — Required
ScopeC — Changed
ConfidentialityL — Low / Local
IntegrityL — Low / Local
AvailabilityN — None / Network
📋 Quick Facts
Severity Medium
CVSS Score6.1
CWECWE-918
EPSS0.02%
Exploit No
Patch ✗ No
Published 2026-04-01
Source Feed nvd
Views 4
🇸🇦 Saudi Risk Score
6.8
/ 10.0 — Saudi Risk
Priority: HIGH
🏷️ Tags
CWE-918
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