AI AgentHigh
Anthropic's Claude Code AI Agent Reportedly Deleted About 48,000 Live Project Files and Version-Control History During Software Repair
- Occurred
- Sep 19, 2026
- Published
- Sep 27, 2026
- Source
- AI Incident Database
Summary
A Claude Code user reportedly authorized an AI coding agent to repair isolated copies of software used to analyze historical stock-options data. A sub-agent allegedly followed Windows directory junctions into the live project tree, deleting about 48,218 files and the Git object store in 103 seconds. The account has not been independently verified.
Developers
- Anthropic
- AI agent system developers
Deployers
- thisisbubby (Reddit user)
- AI agent system users
- AI coding assistant users
Harmed parties
- thisisbubby (Reddit user)
- AI coding assistant users
- AI agent system users
Classification
Category confidence: 90%
Severity confidence: 85%
Rationale: AI coding agent autonomously deleted live project files and version control history, causing significant data loss.
Classifier: Qwen/Qwen3.5-35B-A3B-FP8