Executive Summary
Check Point's AI Security Report 2026 says indirect prompt injection is rising, with longer payload detections up sharply from March to May 2026, and generative AI data leakage persists as organizations use many AI apps, some unapproved.
What Happened
Check Point Research reported that indirect prompt injection is increasing, with detections of longer malicious payloads rising sharply between March and May 2026. The report also said enterprise data leakage through generative AI remains persistent, with higher-risk prompts increasing and many organizations using multiple AI applications, some without official approval.
Vulnerability / Attack Technique
Indirect prompt injection and generative AI data leakage
Technical Mechanism
The report presents detection trends rather than one exploit.
AI Security Category
LLM01:2025 Prompt Injection
Part of the Prompt Injection topic.
Relevant Frameworks
RealGround Analysis
Both attack volume and shadow AI are growing. RealGround analysis: inventory AI apps in use and test agents for indirect injection regularly.
Recommended Controls
- Discover and approve AI apps in use
- Run regular indirect prompt injection tests
- Apply data-loss controls to AI traffic
Related RealGround Service
AI Red Teaming · or start with the free AI Agent Security Scanner.
Sources
Check Point Research: https://research.checkpoint.com/2026/ai-security-report-2026/
Summary and analysis written by RealGround from the source above; last updated 2026-10-18.