📄 Description (English)
InDesign Desktop versions 20.5.2, 21.2 and earlier are affected by an out-of-bounds read vulnerability when parsing a crafted file, which could result in a read past the end of an allocated memory structure. An attacker could leverage this vulnerability to execute code in the context of the current user. 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 an out-of-bounds read vulnerability (CVE-2026-27284, CVSS 7.8) that could enable arbitrary code execution when users open malicious files. This high-severity vulnerability affects design professionals across Saudi organizations and requires immediate user awareness and file validation controls. No patch is currently available, necessitating compensating controls and user education.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: Apr 29, 2026 11:18
🇸🇦 Saudi Arabia Impact Assessment
Saudi organizations in creative industries (advertising agencies, publishing houses, government communications), media companies, and design departments within larger enterprises are at highest risk. Government entities using InDesign for official publications and ARAMCO's communications divisions face potential supply chain risks if malicious files are distributed through design collaboration channels. Banking sector's marketing departments and telecommunications companies (STC, Mobily) using InDesign for promotional materials are also vulnerable. The requirement for user interaction makes social engineering and targeted file distribution the primary attack vectors.
🏢 Affected Saudi Sectors
Creative and Design Services
Publishing and Media
Government Communications
Banking and Financial Services
Telecommunications
Energy (ARAMCO communications)
Advertising and Marketing
Education and Universities
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
7.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Disable InDesign file opening from untrusted sources until patch availability
2. Implement file type restrictions at email gateways and file sharing platforms to block suspicious InDesign files (.indd, .idml)
3. Educate users to avoid opening InDesign files from unknown senders or unverified sources
4. Disable InDesign plugins and extensions that are not essential
COMPENSATING CONTROLS:
5. Implement application whitelisting to restrict InDesign execution
6. Use sandboxed environments for opening untrusted InDesign files
7. Deploy endpoint detection and response (EDR) solutions to monitor InDesign process behavior
8. Restrict InDesign file access to read-only where possible
DETECTION RULES:
9. Monitor for InDesign crashes or unexpected process termination
10. Alert on InDesign spawning child processes (cmd.exe, powershell.exe)
11. Track unusual file access patterns from InDesign processes
12. Monitor network connections initiated by InDesign
PATCHING STRATEGY:
13. Subscribe to Adobe security bulletins for patch availability
14. Plan immediate deployment upon patch release
15. Consider alternative design tools if patch delays exceed 30 days
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تعطيل فتح ملفات InDesign من مصادر غير موثوقة حتى توفر التصحيح
2. تطبيق قيود نوع الملفات على بوابات البريد الإلكتروني ومنصات مشاركة الملفات لحجب ملفات InDesign المريبة
3. تثقيف المستخدمين بتجنب فتح ملفات InDesign من مرسلين مجهولين أو مصادر غير موثوقة
4. تعطيل إضافات وملحقات InDesign غير الضرورية
الضوابط البديلة:
5. تطبيق قائمة بيضاء للتطبيقات لتقييد تنفيذ InDesign
6. استخدام بيئات معزولة لفتح ملفات InDesign غير الموثوقة
7. نشر حلول الكشف والاستجابة على نقاط النهاية (EDR)
8. تقييد وصول ملفات InDesign للقراءة فقط حيث أمكن
قواعد الكشف:
9. مراقبة أعطال InDesign أو إنهاء العملية غير المتوقع
10. تنبيهات عند قيام InDesign بإنشاء عمليات فرعية
11. تتبع أنماط الوصول غير العادية من عمليات InDesign
12. مراقبة الاتصالات الشبكية التي يبدأها InDesign
استراتيجية التصحيح:
13. الاشتراك في نشرات أمان Adobe
14. التخطيط للنشر الفوري عند توفر التصحيح
15. النظر في أدوات تصميم بديلة إذا تأخر التصحيح
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
A.5.1.1 - Information security policies and procedures
A.8.1.1 - User endpoint devices protection
A.8.2.1 - Malware protection
A.8.3.1 - Management of removable media
A.12.2.1 - Event logging
A.12.4.1 - Event logging and monitoring
🔵 SAMA CSF
ID.AM-2 - Software inventory and management
PR.DS-1 - Data security and protection
PR.PT-1 - Security awareness and training
DE.CM-1 - Detection and analysis
RS.MI-1 - Incident response and mitigation
🟡 ISO 27001:2022
A.5.1.1 - Policies for information security
A.8.1.1 - User endpoint devices
A.8.2.1 - Malware protection
A.12.4.1 - Event logging
A.12.6.1 - Management of technical vulnerabilities
🟣 PCI DSS v4.0.1
Requirement 6.2 - Security patches and updates
Requirement 11.2 - Vulnerability scanning
🔗 References & Sources 1
📦 Affected Products / CPE 2 entries
adobe:indesign
adobe:indesign