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Description

Improper limitation of a pathname to a restricted directory ('path traversal') in GitHub Copilot and Visual Studio Code allows an unauthorized attacker to bypass a security feature locally.

PUBLISHED Reserved 2026-05-12 | Published 2026-06-09 | Updated 2026-06-10 | Assigner microsoft




HIGH: 8.4CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Product status

0.27.0 (custom) before 1.123.2
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45482 (Microsoft Visual Studio Code CoPilot Chat Security Feature Bypass Vulnerability) vendor-advisory patch

cve.org (CVE-2026-45482)

nvd.nist.gov (CVE-2026-45482)

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