📄 Description (English)
InDesign Desktop versions 20.5.2, 21.2 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to disclose sensitive information stored in memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
🤖 AI Executive Summary
Adobe InDesign versions 20.5.2, 21.2 and earlier contain a heap-based buffer overflow vulnerability (CVE-2026-27286) that could expose sensitive information from memory. The vulnerability requires user interaction through opening a malicious file and currently has no available patch. While the CVSS score is moderate (5.5), the information disclosure risk poses a threat to organizations handling confidential documents.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: May 25, 2026 20:55
🇸🇦 Saudi Arabia Impact Assessment
Saudi organizations most at risk include: (1) Government agencies and ministries using InDesign for classified document preparation and official publications; (2) Banking and financial institutions creating marketing materials and reports containing sensitive financial data; (3) Media and publishing companies (especially those under GCAM oversight) handling confidential editorial content; (4) Healthcare organizations using InDesign for patient documentation and medical records; (5) Energy sector (ARAMCO and contractors) creating technical specifications and operational documents. The information disclosure risk is particularly acute given Saudi Arabia's emphasis on data protection under NCA ECC 2024 and SAMA CSF frameworks.
🏢 Affected Saudi Sectors
Government and Public Administration
Banking and Financial Services
Media and Publishing
Healthcare
Energy and Utilities
Telecommunications
Education
Legal Services
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
6.2
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Inventory all InDesign installations across the organization, particularly versions 20.5.2, 21.2 and earlier
2. Restrict user access to InDesign until patching is available; consider disabling the application if not critical
3. Implement file-level controls: block .indd files from untrusted sources via email gateways and web filters
4. Educate users not to open InDesign files from unknown or suspicious sources
Compensating Controls (until patch available):
5. Deploy application whitelisting to prevent unauthorized InDesign execution
6. Use Data Loss Prevention (DLP) tools to monitor and block sensitive data exfiltration from InDesign processes
7. Implement memory protection mechanisms (DEP/ASLR) at OS level to mitigate buffer overflow exploitation
8. Isolate InDesign workstations on segmented networks with restricted outbound connectivity
9. Monitor process memory for suspicious access patterns using EDR solutions
Detection Rules:
10. Alert on InDesign process crashes or abnormal memory access patterns
11. Monitor for InDesign processes spawning child processes (cmd.exe, powershell.exe)
12. Flag unusual network connections initiated by InDesign.exe
13. Track file access to sensitive directories from InDesign processes
Patching Strategy:
14. Subscribe to Adobe security bulletins for patch availability
15. Plan immediate deployment of patches to all affected systems upon release
16. Test patches in isolated environment before enterprise rollout
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. حصر جميع تثبيتات InDesign عبر المنظمة، خاصة الإصدارات 20.5.2 و21.2 والإصدارات الأقدم
2. تقييد وصول المستخدمين إلى InDesign حتى يتوفر التصحيح؛ فكر في تعطيل التطبيق إذا لم يكن حرجياً
3. تطبيق عناصر تحكم على مستوى الملف: حظر ملفات .indd من مصادر غير موثوقة عبر بوابات البريد الإلكتروني والمرشحات
4. تثقيف المستخدمين بعدم فتح ملفات InDesign من مصادر مجهولة أو مريبة
الضوابط البديلة (حتى يتوفر التصحيح):
5. نشر قائمة بيضاء للتطبيقات لمنع تنفيذ InDesign غير المصرح به
6. استخدام أدوات منع فقدان البيانات (DLP) لمراقبة ومنع تسرب البيانات الحساسة من عمليات InDesign
7. تطبيق آليات حماية الذاكرة (DEP/ASLR) على مستوى نظام التشغيل للتخفيف من استغلال تجاوز المخزن المؤقت
8. عزل محطات عمل InDesign على شبكات مقسمة مع اتصالية صادرة مقيدة
9. مراقبة ذاكرة العملية للأنماط المريبة باستخدام حلول EDR
قواعد الكشف:
10. تنبيهات عند تعطل عملية InDesign أو أنماط وصول الذاكرة غير الطبيعية
11. مراقبة عمليات InDesign التي تولد عمليات فرعية (cmd.exe, powershell.exe)
12. وضع علم على الاتصالات الشبكية غير العادية التي تبدأها InDesign.exe
13. تتبع الوصول إلى الملفات في الدلائل الحساسة من عمليات InDesign
استراتيجية التصحيح:
14. الاشتراك في نشرات أمان Adobe لتوفر التصحيحات
15. التخطيط للنشر الفوري للتصحيحات على جميع الأنظمة المتأثرة عند إصدارها
16. اختبار التصحيحات في بيئة معزولة قبل النشر على مستوى المؤسسة
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
A.5.1.1 - Information Security Policies and Procedures
A.6.1.1 - Organization of Information Security
A.8.1.1 - Asset Management and Inventory
A.8.2.1 - Classification of Information
A.12.2.1 - Restrictions on Software Installation
A.12.6.1 - Management of Technical Vulnerabilities
A.14.2.1 - Secure Development Policy
🔵 SAMA CSF
ID.AM-2: Software Inventory and Management
PR.IP-12: Vulnerability Management Program
PR.PT-3: Access Control and Least Privilege
DE.CM-8: Vulnerability Scanning and Management
RS.MI-2: Incident Response and Recovery
🟡 ISO 27001:2022
A.5.1 - Management Direction for Information Security
A.8.1 - Asset Management
A.12.2 - Restrictions on Software Installation
A.12.6 - Management of Technical Vulnerabilities
A.14.2 - Secure Development Policy
🟣 PCI DSS v4.0.1
Requirement 6.2 - Security Patches and Updates
Requirement 6.3 - Vulnerability Management
Requirement 11.2 - Vulnerability Scanning
🔗 References & Sources 1
📦 Affected Products / CPE 2 entries
adobe:indesign
adobe:indesign