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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Microsoft GitHub Copilot Chat affected
Version Status Constraints
1.0.0 affected < 1.123.2

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No data.

Project Subscriptions

Vendors Products
Microsoft Subscribe
Gihub Copilot Chat Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50519 cve-icon
History

Fri, 19 Jun 2026 21:15:00 +0000

Type Values Removed Values Added
Description 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.
Title Microsoft Visual Studio Code CoPilot Chat Security Feature Bypass Vulnerability
First Time appeared Microsoft
Microsoft gihub Copilot Chat
Weaknesses CWE-1188
CPEs cpe:2.3:a:microsoft:gihub_copilot_chat:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft gihub Copilot Chat
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-06-19T20:28:35.395Z

Reserved: 2026-06-04T19:00:41.292Z

Link: CVE-2026-50519

cve-icon Vulnrichment

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cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-19T22:30:05Z

Weaknesses