📧 info@ciso.sa | 📱 +966550939344 | Riyadh, Kingdom of Saudi Arabia
🔧 Scheduled Maintenance — Saturday 2:00-4:00 AM AST. Some features may be temporarily unavailable.    ●   
💎
Pro Plan 50% Off Unlock all AI features, unlimited reports, and priority support. Upgrade
Search Center
ESC to close
Global data_breach Government HIGH 26m Global vulnerability Enterprise Software / ERP Systems CRITICAL 50m Global phishing Cross-sector HIGH 6h Global data_breach Energy CRITICAL 8h Global phishing Government/Multi-sector HIGH 8h Global apt Education CRITICAL 11h Global vulnerability Enterprise Software / ERP Systems CRITICAL 11h Global vulnerability IT Infrastructure CRITICAL 12h Global vulnerability Technology and Software Development HIGH 13h Global vulnerability Enterprise IT and Government CRITICAL 13h Global data_breach Government HIGH 26m Global vulnerability Enterprise Software / ERP Systems CRITICAL 50m Global phishing Cross-sector HIGH 6h Global data_breach Energy CRITICAL 8h Global phishing Government/Multi-sector HIGH 8h Global apt Education CRITICAL 11h Global vulnerability Enterprise Software / ERP Systems CRITICAL 11h Global vulnerability IT Infrastructure CRITICAL 12h Global vulnerability Technology and Software Development HIGH 13h Global vulnerability Enterprise IT and Government CRITICAL 13h Global data_breach Government HIGH 26m Global vulnerability Enterprise Software / ERP Systems CRITICAL 50m Global phishing Cross-sector HIGH 6h Global data_breach Energy CRITICAL 8h Global phishing Government/Multi-sector HIGH 8h Global apt Education CRITICAL 11h Global vulnerability Enterprise Software / ERP Systems CRITICAL 11h Global vulnerability IT Infrastructure CRITICAL 12h Global vulnerability Technology and Software Development HIGH 13h Global vulnerability Enterprise IT and Government CRITICAL 13h
Vulnerabilities

CVE-2026-42891

Medium
CWE-451 — Weakness Type
Published: May 12, 2026  ·  Modified: May 15, 2026  ·  Source: NVD
CVSS v3
6.5
🔗 NVD Official
📄 Description (English)

User interface (ui) misrepresentation of critical information in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.

🤖 AI Executive Summary

CVE-2026-42891 is a UI spoofing vulnerability in Microsoft Edge (Chromium-based) on Android that allows attackers to misrepresent critical information through network-based attacks. With a CVSS score of 6.5 and no available patch, this vulnerability poses a moderate risk to users who may be deceived into performing unintended actions. The lack of exploit availability currently limits immediate threat, but organizations should monitor for patch releases and implement compensating controls.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: May 15, 2026 03:20
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability primarily affects Saudi mobile users and organizations with BYOD policies using Microsoft Edge on Android devices. High-risk sectors include: Banking and Financial Services (SAMA-regulated institutions vulnerable to phishing and credential theft through UI spoofing), Government agencies (NCA, Ministry of Interior) relying on mobile access to critical systems, Telecommunications (STC, Mobily) for customer-facing applications, and Healthcare providers accessing patient data. The spoofing capability could be leveraged in targeted attacks against Saudi users to steal credentials, financial information, or sensitive government data.
🏢 Affected Saudi Sectors
Banking and Financial Services Government and Public Administration Healthcare and Medical Services Telecommunications Energy and Utilities Retail and E-commerce Education
⚖️ Saudi Risk Score (AI)
6.2
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Notify all users of the UI spoofing risk and advise caution when viewing sensitive information in Microsoft Edge on Android
2. Disable Microsoft Edge on Android for critical business functions until patch is available
3. Implement user awareness training on UI spoofing attacks and verification techniques

Compensating Controls:
1. Deploy Mobile Device Management (MDM) solutions to enforce security policies and restrict Edge usage on sensitive networks
2. Implement network-level monitoring to detect suspicious authentication attempts and credential theft patterns
3. Use alternative browsers with stronger security postures for sensitive transactions (e.g., Chrome with enhanced security features)
4. Enable multi-factor authentication (MFA) on all critical accounts to mitigate credential compromise risks
5. Implement certificate pinning for critical applications to prevent man-in-the-middle attacks

Detection Rules:
1. Monitor for unusual authentication patterns from Android devices using Edge
2. Alert on multiple failed login attempts followed by successful authentication
3. Track changes in user behavior patterns when accessing sensitive applications
4. Monitor for SSL/TLS certificate anomalies or unexpected certificate installations

Patching:
1. Subscribe to Microsoft Edge security updates and apply immediately upon release
2. Configure automatic updates for Microsoft Edge on all managed Android devices
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. إخطار جميع المستخدمين بمخاطر تزييف واجهة المستخدم وتوصيتهم بالحذر عند عرض المعلومات الحساسة في Microsoft Edge على Android
2. تعطيل Microsoft Edge على Android للوظائف التجارية الحرجة حتى يتوفر التصحيح
3. تنفيذ تدريب الوعي الأمني للمستخدمين حول هجمات تزييف واجهة المستخدم وتقنيات التحقق

الضوابط التعويضية:
1. نشر حلول إدارة الأجهزة المحمولة (MDM) لفرض سياسات الأمان وتقييد استخدام Edge على الشبكات الحساسة
2. تنفيذ المراقبة على مستوى الشبكة للكشف عن محاولات المصادقة المريبة وأنماط سرقة بيانات الاعتماد
3. استخدام متصفحات بديلة بمواقف أمان أقوى للمعاملات الحساسة
4. تفعيل المصادقة متعددة العوامل (MFA) على جميع الحسابات الحرجة
5. تنفيذ ربط الشهادات للتطبيقات الحرجة لمنع هجمات الوسيط

قواعد الكشف:
1. مراقبة أنماط المصادقة غير العادية من أجهزة Android باستخدام Edge
2. تنبيهات على محاولات تسجيل دخول فاشلة متعددة متبوعة بمصادقة ناجحة
3. تتبع التغييرات في أنماط سلوك المستخدم عند الوصول إلى التطبيقات الحساسة
4. مراقبة شهادات SSL/TLS والشهادات غير المتوقعة

التصحيح:
1. الاشتراك في تحديثات أمان Microsoft Edge وتطبيقها فوراً عند الإصدار
2. تكوين التحديثات التلقائية لـ Microsoft Edge على جميع أجهزة Android المدارة
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.5.1.1 - Information Security Policies and Procedures ECC 2024 A.6.1.1 - Access Control and Authentication ECC 2024 A.8.2.1 - User Awareness and Training ECC 2024 A.12.2.1 - Change Management
🔵 SAMA CSF
SAMA CSF ID.AM-2 - Software Inventory SAMA CSF PR.AC-1 - Access Control SAMA CSF PR.PT-1 - Security Awareness and Training SAMA CSF DE.CM-1 - Network Monitoring
🟡 ISO 27001:2022
ISO 27001:2022 A.5.1 - Policies for Information Security ISO 27001:2022 A.6.1 - Screening ISO 27001:2022 A.6.2 - Terms and Conditions of Employment ISO 27001:2022 A.8.1 - Awareness and Training ISO 27001:2022 A.8.2 - Information Security Incident Management
🟣 PCI DSS v4.0.1
PCI DSS 6.2 - Security Patches and Updates PCI DSS 8.1 - User Identification and Authentication PCI DSS 12.6 - Security Awareness Program
📦 Affected Products / CPE 1 entries
microsoft:edge_chromium
📊 CVSS Score
6.5
/ 10.0 — Medium
📊 CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
Attack VectorN — None / Network
Attack ComplexityH — High
Privileges RequiredN — None / Network
User InteractionN — None / Network
ScopeU — Unchanged
ConfidentialityH — High
IntegrityL — Low / Local
AvailabilityN — None / Network
📋 Quick Facts
Severity Medium
CVSS Score6.5
CWECWE-451
EPSS0.07%
Exploit No
Patch ✗ No
Published 2026-05-12
Source Feed nvd
🇸🇦 Saudi Risk Score
6.2
/ 10.0 — Saudi Risk
Priority: HIGH
🏷️ Tags
CWE-451
Share this CVE
📣 Found this valuable?
Share it with your cybersecurity network
in LinkedIn 𝕏 X / Twitter 💬 WhatsApp ✈ Telegram
🍪 Privacy Preferences
CISO Consulting — Compliant with Saudi Personal Data Protection Law (PDPL)
We use cookies and similar technologies to provide the best experience on our platform. You can choose which types you accept.
🔒
Essential Always On
Required for the website to function properly. Cannot be disabled.
📋 Sessions, CSRF tokens, authentication, language preferences
📊
Analytics
Help us understand how visitors use the site and improve performance.
📋 Page views, session duration, traffic sources, performance metrics
⚙️
Functional
Enable enhanced features like content personalization and preferences.
📋 Dark/light theme, font size, custom dashboards, saved filters
📣
Marketing
Used to deliver content and ads relevant to your interests.
📋 Campaign tracking, retargeting, social media analytics
Privacy Policy →
CISO AI Assistant
Ask anything · Documents · Support
🔐

Introduce Yourself

Enter your details to access the full assistant

Your info is private and never shared
💬
CyberAssist
Online · responds in seconds
5 / 5
🔐 Verify Your Identity

Enter your email to receive a verification code before submitting a support request.

Enter to send · / for commands 0 / 2000
CISO AI · Powered by Anthropic Claude
✦ Quick Survey Help Us Improve CISO Consulting Your feedback shapes the future of our platform — takes less than 2 minutes.
⚠ Please answer this question to continue

How would you rate your overall experience with our platform?

Rate from 1 (poor) to 5 (excellent)

🎉
Thank you!
Your response has been recorded.