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TI-2026-33253 Aliases CVE-2026-45482GHSA-f78m-9xhc-p52v

Microsoft Visual Studio Code CoPilot Chat Security Feature Bypass Vulnerability

Priority LOW 38CWE-22Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from Microsoft.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00345 28th percentileScored 2026-11-07
Fix Fixed Microsoft Visual Studio Code CoPilot Chat Extension (Microsoft): 1.123.2

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MicrosoftMicrosoft Visual Studio Code CoPilot Chat Extension0.27.0 to before 1.123.21.123.2Patch availableCNA
  • Microsoft Visual Studio Code CoPilot Chat Extension VendorMicrosoft Affected 0.27.0 to before 1.123.2 Fixed in 1.123.2 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:microsoft:visual_studio_code:*:*:*:*:*:*:*:*before 1.123.2VulnerableMicrosoft
  • cpe:2.3:a:microsoft:visual_studio_code:*:*:*:*:*:*:*:* Versions before 1.123.2 Vulnerable ·Microsoft

Remediation

  • Fix · CNA Microsoft Visual Studio Code CoPilot Chat Extension (Microsoft) Fixed in 1.123.2

Vendor assessments

Microsoft

Microsoft's page for this CVE →

Impact
Security Feature Bypass
Exploited
No
Publicly disclosed
No
Exploitability
Exploitation Less Likely
ProductStatusPlan or fix
Microsoft Visual Studio Code CoPilot Chat ExtensionFixed 1.123.2 · Security Update

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-45482
  2. 2026-10-03 Alias added: GHSA-f78m-9xhc-p52v

References

Patch 1

  • TI-2022-19575 Visual Studio Code Remote Code Execution Vulnerability CVSS 3.1HIGH 7.8
  • TI-2022-12402 Visual Studio Code Remote Code Execution Vulnerability CVSS 3.1HIGH 8.8
  • TI-2023-13732 Visual Studio Code Spoofing Vulnerability CVSS 3.1MEDIUM 6.6
  • TI-2019-00505 A remote code execution vulnerability exists in Visual Studio Code when it process… CVSS 3.0HIGH 7.8
  • TI-2021-19679 Visual Studio Code Remote Code Execution Vulnerability CVSS 3.1HIGH 7.8
  • TI-2022-06348 Visual Studio Code Remote Development Extension Remote Code Execution Vulnerability CVSS 3.1HIGH 8.1
See all 88 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences