CVE-2026-45482

Microsoft Visual Studio Code CoPilot Chat Security Feature Bypass Vulnerability

CVE-2026-45482 is fixed in 2 products on 2 platforms, first by Microsoft Visual Studio Code Insiders 1.124.0, released June 4, 2026. It is not reported as exploited. Patch Radar priority: High.

HighFixed on 2 platforms

CVSS

8.4

Important

Exploitation

None reported

Exploitation Less Likely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0035

28th percentile

<p>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.</p>

Where it's fixed

Product	Fixed in	Fix	Released
Windows apps
Microsoft Visual Studio Code	1.123.2	Microsoft Visual Studio Code 1.123.2	Jun 9, 2026
Microsoft Visual Studio Code Insiders	1.124.0	Microsoft Visual Studio Code Insiders 1.124.0	Jun 4, 2026
macOS
Microsoft Visual Studio Code	1.125.1	Microsoft Visual Studio Code 1.125.1	Jun 19, 2026

Details

Published
June 9, 2026
Weakness
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45482

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