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Vulnerabilities

CVE-2026-21275

High
InDesign Desktop versions 21.0, 19.5.5 and earlier are affected by an Access of Uninitialized Pointer vulnerability that could result in arbitrary code execution in the context of the current user. Ex
CWE-824 — Weakness Type
Published: Jan 13, 2026  ·  Modified: Feb 28, 2026  ·  Source: NVD
CVSS v3
7.8
🔗 NVD Official
📄 Description (English)

InDesign Desktop versions 21.0, 19.5.5 and earlier are affected by an Access of Uninitialized Pointer vulnerability that could result in arbitrary code execution 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 21.0, 19.5.5 and earlier contain an uninitialized pointer vulnerability (CVE-2026-21275) that could enable arbitrary code execution when users open malicious files. With a CVSS score of 7.8 and no public exploits currently available, this represents a high-risk vulnerability requiring prompt patching. The attack requires user interaction, making social engineering and targeted file distribution the primary attack vectors.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: Apr 28, 2026 12:05
🇸🇦 Saudi Arabia Impact Assessment
Saudi organizations using Adobe InDesign face significant risk, particularly in: (1) Government agencies and ministries using InDesign for official publications and communications; (2) Media and publishing companies (major sector in Saudi Arabia); (3) Marketing and advertising agencies supporting Vision 2030 initiatives; (4) Financial institutions using InDesign for report generation and marketing materials; (5) Educational institutions and universities. The vulnerability's requirement for user interaction makes targeted spear-phishing campaigns against design teams and communications departments particularly effective. Organizations in the creative and publishing sectors are at highest risk.
🏢 Affected Saudi Sectors
Media and Publishing Government and Public Administration Marketing and Advertising Financial Services and Banking Education and Universities Telecommunications Energy and Utilities Healthcare (for medical publications and reports)
⚖️ Saudi Risk Score (AI)
7.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all InDesign installations across the organization (versions 21.0, 19.5.5 and earlier)
2. Issue security alert to all InDesign users warning against opening unsolicited design files from untrusted sources
3. Disable InDesign file opening from email clients if possible, or implement email filtering for .indd files
4. Monitor for suspicious InDesign process behavior and file access patterns

PATCHING GUIDANCE:
1. Apply Adobe's latest security patch immediately (versions 21.1 or later, 19.5.6 or later)
2. Prioritize patching for users in high-risk departments (communications, marketing, design teams)
3. Test patches in non-production environment before enterprise deployment
4. Enforce automatic updates where organizational policies permit

COMPENSATING CONTROLS (if patching delayed):
1. Restrict InDesign usage to trusted, isolated workstations
2. Implement application whitelisting to prevent unauthorized code execution
3. Use endpoint detection and response (EDR) solutions to monitor InDesign process behavior
4. Implement file integrity monitoring on InDesign installation directories
5. Disable unnecessary InDesign plugins and extensions

DETECTION RULES:
1. Monitor for InDesign process spawning child processes (cmd.exe, powershell.exe, etc.)
2. Alert on InDesign accessing system registry or sensitive file locations
3. Track InDesign network connections to external IP addresses
4. Monitor for unusual memory access patterns or pointer dereference errors in InDesign logs
5. Implement YARA rules to detect malicious .indd file characteristics
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع تثبيتات InDesign عبر المنظمة (الإصدارات 21.0 و19.5.5 والإصدارات الأقدم)
2. إصدار تنبيه أمني لجميع مستخدمي InDesign بشأن عدم فتح ملفات التصميم غير المرغوبة من مصادر غير موثوقة
3. تعطيل فتح ملفات InDesign من عملاء البريد الإلكتروني إن أمكن، أو تطبيق تصفية البريد الإلكتروني لملفات .indd
4. مراقبة سلوك عملية InDesign المريب وأنماط الوصول إلى الملفات

إرشادات التصحيح:
1. تطبيق أحدث تصحيح أمني من Adobe فوراً (الإصدارات 21.1 أو أحدث، 19.5.6 أو أحدث)
2. إعطاء الأولوية لتصحيح المستخدمين في الأقسام عالية المخاطر (الاتصالات والتسويق وفرق التصميم)
3. اختبار التصحيحات في بيئة غير إنتاجية قبل النشر على مستوى المؤسسة
4. فرض التحديثات التلقائية حيث تسمح سياسات المنظمة

الضوابط البديلة (إذا تأخر التصحيح):
1. تقييد استخدام InDesign على محطات عمل موثوقة ومعزولة
2. تطبيق القائمة البيضاء للتطبيقات لمنع تنفيذ الكود غير المصرح به
3. استخدام حلول الكشف والاستجابة على نقطة النهاية (EDR) لمراقبة سلوك عملية InDesign
4. تطبيق مراقبة سلامة الملفات على أدلة تثبيت InDesign
5. تعطيل المكونات الإضافية والإضافات غير الضرورية في InDesign

قواعد الكشف:
1. مراقبة عملية InDesign التي تولد عمليات فرعية (cmd.exe و powershell.exe وغيرها)
2. التنبيه على InDesign الذي يصل إلى سجل النظام أو مواقع الملفات الحساسة
3. تتبع اتصالات شبكة InDesign بعناوين IP خارجية
4. مراقبة أنماط الوصول إلى الذاكرة غير العادية أو أخطاء إلغاء المؤشر في سجلات InDesign
5. تطبيق قواعس YARA للكشف عن خصائص ملفات .indd الضارة
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
5.1.1 - Information Security Policies and Procedures 5.2.1 - Access Control and Authentication 5.3.1 - Cryptography and Data Protection 5.4.1 - System and Communications Protection 5.5.1 - Incident Management and Response 5.6.1 - Business Continuity and Disaster Recovery
🔵 SAMA CSF
Governance - Security Policy and Risk Management Protect - Access Control and Identity Management Protect - Data Protection and Privacy Detect - Security Monitoring and Incident Detection Respond - Incident Response and Management
🟡 ISO 27001:2022
A.5.1 - Policies for information security A.6.1 - Organization of information security A.8.1 - Asset management A.12.2 - Software development and change management A.12.6 - Management of technical vulnerabilities A.14.2 - Information security requirements analysis and specification
🟣 PCI DSS v4.0.1
Requirement 6.2 - Security patches and updates Requirement 11.2 - Vulnerability scanning
📦 Affected Products / CPE 2 entries
adobe:indesign
adobe:indesign
📊 CVSS Score
7.8
/ 10.0 — High
📊 CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack VectorL — Low / Local
Attack ComplexityL — Low / Local
Privileges RequiredN — None / Network
User InteractionR — Required
ScopeU — Unchanged
ConfidentialityH — High
IntegrityH — High
AvailabilityH — High
📋 Quick Facts
Severity High
CVSS Score7.8
CWECWE-824
EPSS0.03%
Exploit No
Patch ✓ Yes
Published 2026-01-13
Source Feed nvd
Views 2
🇸🇦 Saudi Risk Score
7.2
/ 10.0 — Saudi Risk
Priority: HIGH
🏷️ Tags
CWE-824
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