Three vulnerabilities in Anthropic’s MCP Git server allow prompt injection attacks that can read or delete files and, in some cases, lead to RCE.

How We Found Code Execution in Anthropic’s Official Git MCP Server TL;DR What happened: Cyata discovered three security vulnerabilities in mcp-server-git, the official Git MCP server maintained by Anthropic. These flaws can be exploited through prompt injection, meaning an attacker who can influence what an AI assistant reads (a malicious README, a poisoned issue description, […]