📧 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 vulnerability Technology/Software CRITICAL 1h Global malware Social Media and Consumer Technology HIGH 1h Global botnet Information Technology and IoT HIGH 1h Global vulnerability Enterprise Security, Software Development CRITICAL 2h Global vulnerability Software Development, Artificial Intelligence HIGH 2h Global apt Defense and Military CRITICAL 2h Global vulnerability Networking, Software, Infrastructure HIGH 2h Global phishing Information Technology HIGH 3h Global ransomware Multiple sectors CRITICAL 3h Global malware Multiple sectors CRITICAL 3h Global vulnerability Technology/Software CRITICAL 1h Global malware Social Media and Consumer Technology HIGH 1h Global botnet Information Technology and IoT HIGH 1h Global vulnerability Enterprise Security, Software Development CRITICAL 2h Global vulnerability Software Development, Artificial Intelligence HIGH 2h Global apt Defense and Military CRITICAL 2h Global vulnerability Networking, Software, Infrastructure HIGH 2h Global phishing Information Technology HIGH 3h Global ransomware Multiple sectors CRITICAL 3h Global malware Multiple sectors CRITICAL 3h Global vulnerability Technology/Software CRITICAL 1h Global malware Social Media and Consumer Technology HIGH 1h Global botnet Information Technology and IoT HIGH 1h Global vulnerability Enterprise Security, Software Development CRITICAL 2h Global vulnerability Software Development, Artificial Intelligence HIGH 2h Global apt Defense and Military CRITICAL 2h Global vulnerability Networking, Software, Infrastructure HIGH 2h Global phishing Information Technology HIGH 3h Global ransomware Multiple sectors CRITICAL 3h Global malware Multiple sectors CRITICAL 3h
Vulnerabilities

CVE-2026-48579

Critical
CWE-285 — Weakness Type
Published: Jun 4, 2026  ·  Modified: Jun 10, 2026  ·  Source: NVD
CVSS v3
9.1
🔗 NVD Official
📄 Description (English)

Improper authorization in Microsoft Exchange Online allows an unauthorized attacker to disclose information over a network.

🤖 AI Executive Summary

CVE-2026-48579 is a critical authorization flaw in Microsoft Exchange Online that allows attackers to access sensitive information without proper credentials. The vulnerability has a CVSS score of 9.1, indicating severe risk to organizations relying on Exchange Online services.

📄 Description (Arabic)

تتعلق هذه الثغرة بخلل في آليات التفويض في Microsoft Exchange Online يسمح للمهاجمين بالوصول إلى المعلومات الحساسة دون تصريح صحيح. يمكن للمهاجمين استغلال هذا الخلل للوصول إلى رسائل البريد الإلكتروني والبيانات الحساسة للمؤسسات.

🤖 ملخص تنفيذي (AI)

ثغرة حرجة في تفويض المستخدمين في Microsoft Exchange Online تسمح للمهاجمين غير المصرحين بالوصول إلى المعلومات الحساسة عبر الشبكة. تؤثر هذه الثغرة على جميع المؤسسات التي تستخدم خدمات Exchange Online.

🤖 AI Intelligence Analysis Analyzed: Jun 9, 2026 01:32
🇸🇦 Saudi Arabia Impact Assessment
Saudi Relevance: high
🏢 Affected Saudi Sectors
banking telecom energy government healthcare
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
9.0
/ 10.0
🔧 Remediation Steps (English)
Apply Microsoft security updates immediately for Exchange Online. Implement multi-factor authentication (MFA) for all user accounts. Review and restrict mailbox access permissions. Monitor audit logs for unauthorized access attempts. Conduct security assessment of current Exchange configurations.
🔧 خطوات المعالجة (العربية)
طبق تحديثات الأمان من Microsoft فوراً لـ Exchange Online. فعّل المصادقة متعددة العوامل لجميع الحسابات. راجع وقيّد صلاحيات الوصول للبريد الإلكتروني. راقب سجلات التدقيق للكشف عن محاولات الوصول غير المصرح. أجرِ تقييماً أمنياً لإعدادات Exchange الحالية.
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
5.1 5.2 5.3
🔵 SAMA CSF
AC-2 AC-3 SI-4
🟡 ISO 27001:2022
A.9.1.1 A.9.2.1 A.9.4.1
📦 Affected Products / CPE 1 entries
microsoft:exchange_online:-
📊 CVSS Score
9.1
/ 10.0 — Critical
📊 CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack VectorN — None / Network
Attack ComplexityL — Low / Local
Privileges RequiredN — None / Network
User InteractionN — None / Network
ScopeU — Unchanged
ConfidentialityH — High
IntegrityH — High
AvailabilityN — None / Network
📋 Quick Facts
Severity Critical
CVSS Score9.1
CWECWE-285
EPSS0.10%
Exploit No
Patch ✗ No
Published 2026-06-04
Source Feed nvd
Views 1
🇸🇦 Saudi Risk Score
9.0
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
CWE-285
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.