Trust boundary violation in Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact High

Availability Impact Low

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.

Affected Vendors & Products

Vendors Products
Microsoft Subscribe
Visual Studio Code Subscribe

No data.

No data.

No data.

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-2026-121665 cve-icon
History

Tue, 10 Nov 2026 18:30:00 +0000

Type Values Removed Values Added
Description Trust boundary violation in Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network.
Title Visual Studio Code Security Feature Bypass Vulnerability
First Time appeared Microsoft
Microsoft visual Studio Code
Weaknesses CWE-501
CPEs cpe:2.3:a:microsoft:visual_studio_code:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft visual Studio Code
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:H/A:L/E:U/RL:O/RC:C'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-11-10T18:21:57.865Z

Reserved: 2026-11-03T18:52:08.480Z

Link: CVE-2026-121665

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses