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TI-2026-37253 Aliases CVE-2026-50519GHSA-2gq4-362c-56w9

Microsoft Visual Studio Code CoPilot Chat Security Feature Bypass Vulnerability

Priority LOW 35CWE-1188Published · Updated

Key facts

Attack vector
Network
Privileges required
None
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

Initialization of a resource with an insecure default in GitHub Copilot and Visual Studio Code allows an unauthorized attacker to disclose information over a network.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00922 60th percentileScored 2026-11-07
Fix Fixed GitHub Copilot Chat (Microsoft): 1.123.2

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
MicrosoftGitHub Copilot Chat1.0.0 to before 1.123.21.123.2Patch availableCNA
  • GitHub Copilot Chat VendorMicrosoft Affected 1.0.0 to before 1.123.2 Fixed in 1.123.2 Patch available CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:microsoft:github_copilot_chat:-:*:*:*:*:visual_studio_code:*:*not specified by NVDVulnerableMicrosoft
cpe:2.3:a:microsoft:visual_studio_code:*:*:*:*:*:-:*:*before 1.123.2Running onMicrosoft
  • cpe:2.3:a:microsoft:github_copilot_chat:-:*:*:*:*:visual_studio_code:*:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:a:microsoft:visual_studio_code:*:*:*:*:*:-:*:* Versions before 1.123.2 Running on ·Microsoft

Remediation

  • Fix · CNA GitHub Copilot Chat (Microsoft) Fixed in 1.123.2

Vendor assessments

Microsoft

Microsoft's page for this CVE →

Impact
Information Disclosure
Exploited
No
Publicly disclosed
No
Exploitability
Exploitation Less Likely
ProductStatusPlan or fix
GitHub Copilot ChatFixed 1.123.2 · Security Update

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-50519
  2. 2026-10-03 Alias added: GHSA-2gq4-362c-56w9

References

Patch 1

  • TI-2025-38534 Agentic AI and Visual Studio Code Remote Code Execution Vulnerability CVSS 3.1HIGH 8.8
  • 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
  • TI-2026-19045 GitHub Copilot and Visual Studio Code Information Disclosure Vulnerability CVSS 3.1MEDIUM 6.5

Sources

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