cvedb.io
CVE-2025-66389
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2026-06-22T14:16:24.073 · Last modified 2026-06-30T00:05:38.613

Summary

GitHub Copilot 1.372.0 allows filesystem access outside of a workspace folder (without user approval) via a file-handler URI parameter to fetch_webpage. Therefore, exfiltration could occur if there is indirect prompt injection.

Affected products

microsoft — github_copilot

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.