CLI tool to detect hidden prompt injection attacks in PDF files
pdf-injection-scanner is an AI security & guardrails project. It focuses on detecting and mitigating hidden prompt injection attacks in PDF documents for security purposes. It is built as an open-source project for security researchers and developers. The project is open source (MIT). pdf-injection-scanner is available on the web and the command line.
It is developed by Andy8647, and it first shipped in 2026. Development happens publicly on GitHub with 11 stars and 6 commits in the last 90 days. Among its 4 catalogued features are prompt injection detection, PDF scanning, and CLI interface.
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