GCD AI RADAR
incidents/AIR-2026-1394

TrojanForge Automated Repository Poisoning Against Coding Agents

Attack on AI1 Research / proof of conceptData poisoningAgent hijack

Researchers introduced TrojanForge, an automated framework designed to poison code repositories and compromise coding agents. The tool leverages abstract syntax trees and security review agents to deploy malicious payloads realistically.

Details

type
Attack on AI
An AI model, agent or AI-powered product was the thing exploited, abused or leaked.
categories
  • Data poisoningprimary
    Training or retrieval data manipulated to change model behaviour.
  • Agent hijack
    An AI agent is tricked into unauthorized actions: tool misuse, data exfiltration through the agent, or acting against its principal.
owasp llm top 10
mitre atlas
Both rows are derived from the type and categories (OWASP 2025 edition, ATLAS release 2026.09), not classified per record. How
severity
1 · Research / proof of concept
Demonstrated by researchers; no known real-world exploitation.
targets
Enterprise deployment, Framework / tooling
products
TrojanForge
incident date
19 Oct 2026
first reported
19 Oct 2026
origin
News & research feeds
classifier confidence
0.95 · published at or above 0.80; see the methodology
tags
repository-poisoning · coding-agents · ast · trojanforge
record
created 2026-10-19 05:07Z · updated 2026-10-19 05:07Z · json

Sources · 1

  1. 2026-10-19
    Trojan Horse: Automated Repository Poisoning against Coding Agents
    arXiv · arxiv.org/abs/2610.23109

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