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TI-2026-19045 Aliases CVE-2026-23653GHSA-ghqv-73vw-x3j9

GitHub Copilot and Visual Studio Code Information Disclosure Vulnerability

Priority LOW 30CWE-77Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

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

Summary

Improper neutralization of special elements used in a command ('command injection') in GitHub Copilot and Visual Studio Code allows an authorized attacker to disclose information over a network.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00739 54th percentileScored 2026-11-07
Fix Fixed Microsoft Visual Studio Code CoPilot Chat Extension (Microsoft): 0.37.3

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

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 0.37.30.37.3Patch availableCNA
  • Microsoft Visual Studio Code CoPilot Chat Extension VendorMicrosoft Affected 0.27.0 to before 0.37.3 Fixed in 0.37.3 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:microsoft:github_copilot_chat:*:*:*:*:*:visual_studio_code:*:*before 0.37.3VulnerableMicrosoft
  • cpe:2.3:a:microsoft:github_copilot_chat:*:*:*:*:*:visual_studio_code:*:* Versions before 0.37.3 Vulnerable ·Microsoft

Remediation

  • Fix · CNA Microsoft Visual Studio Code CoPilot Chat Extension (Microsoft) Fixed in 0.37.3

Vendor assessments

Microsoft

Microsoft's page for this CVE →

Impact
Information Disclosure
Exploited
No
Publicly disclosed
No
Exploitability
Exploitation Less Likely
ProductStatusPlan or fix
Microsoft Visual Studio Code CoPilot Chat ExtensionFixed 0.37.3 · Security Update

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-23653
  2. 2026-10-03 Alias added: GHSA-ghqv-73vw-x3j9

References

Patch 1

  • TI-2025-38534 Agentic AI and Visual Studio Code Remote Code Execution Vulnerability CVSS 3.1HIGH 8.8
  • TI-2026-37253 Microsoft Visual Studio Code CoPilot Chat Security Feature Bypass Vulnerability CVSS 3.1HIGH 7.5
  • TI-2026-46818 CoPilot Chat Security Feature Bypass Vulnerability CVSS 3.1HIGH 7.1
  • TI-2025-38699 Microsoft Visual Studio Code CoPilot Chat Extension Security Feature Bypass Vulnerability CVSS 3.1MEDIUM 6.8

Sources

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