# tool-poisoning
8 articlestagged with “tool-poisoning”
Tool Use Exploitation
Comprehensive techniques for exploiting how AI agents call external tools and APIs, including tool description poisoning, overly permissive access abuse, and tool output manipulation.
MCP & Tool Surface Exploitation
Attack methodology for the Model Context Protocol (MCP) covering tool schema manipulation, tool poisoning, resource URI traversal, cross-server pivoting, and sampling API abuse.
Case Study: Early MCP Vulnerability Disclosures
Analysis of early MCP vulnerability disclosures including Invariant Labs tool poisoning research.
Case Study: MCP Tool Poisoning Attacks (Invariant Labs 2025)
Analysis of tool poisoning vulnerabilities in the Model Context Protocol (MCP) discovered by Invariant Labs, where malicious tool descriptions manipulate AI agents into data exfiltration and unauthorized actions.
MCP Tool Poisoning Attack
Exploit MCP tool descriptions to inject instructions that redirect agent behavior.
Lab: Tool Result Poisoning
Hands-on lab for poisoning tool outputs to redirect agent behavior by injecting malicious content through tool results.
MCP Tool Poisoning Attack Walkthrough
Walkthrough of exploiting MCP tool descriptions to redirect agent behavior via hidden instructions.
MCP Tool Shadowing
Advanced walkthrough of creating shadow tools that override legitimate MCP (Model Context Protocol) tools, enabling interception and manipulation of agent-tool interactions.