Trae IDE OpenPreview Data Exfiltration

Affected Vendor(s)

Affected Product(s)

Summary

Trae IDE can expose developer secrets. A malicious repository can use .trae/rules/project_rules.md to make the agent read .env files and send API keys externally via OpenPreview.

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Timeline

Discovered on
December 17, 2025
Disclosed to Vendor on
December 17, 2025
Published on
June 22, 2026

Credit

Blog Post

References