← Back

Wire · opportunities

GitLost: GitHub's AI Agent Tricked Into Leaking Private Repository Data

Published

8 July 2026

Topic

opportunities

Sectors

AI AgentsCybersecurityDeveloper Tools

Geography

United States

Source

Read at hackread.com

Verified

Fusion42 · 8 July 2026 · Fusion42 review

Noma Security disclosed GitLost, a critical prompt injection vulnerability in GitHub's Agentic Workflows that allows attackers to trick AI agents into leaking private repository data via crafted GitHub issues. The vulnerability bypasses GitHub's guardrails and requires no credentials, affecting organizations using AI-powered workflow automation.

This Wire brief sits within Fusion42's coverage of AI Agents, Cybersecurity and Developer Tools.

◆ The Wire takeaway

Founders building on GitHub Agentic Workflows or deploying AI agents in CI/CD pipelines face immediate data exfiltration risk; prompt injection is now a production-grade attack vector requiring architectural redesign of permission models and input handling.

Coverage

1 source · 8 Jul 2026

Related on Wire

Topics

AI AgentsCybersecurityDeveloper Toolsprompt-injectionai-agent-securitygithub-workflowsdata-exposuresupply-chain-risk