CoPilot Chat Security Feature Bypass Vulnerability
Published August 11, 2026Updated September 24, 2026
Source data
Overview
No cwe for this issue in Visual Studio Code CoPilot Chat Extension allows an unauthorized attacker to bypass a security feature over a network.
Impact & technical details
Security Feature Bypass
How could an attacker exploit this vulnerability? An attacker could exploit this vulnerability by supplying specially crafted content that the AI coding agent processes, causing it to write files outside the workspace folder the user opened. Exploitation requires the user to be operating the agent in an automatic edit-approval mode. Successful exploitation could allow an attacker to create or modify files that the user did not intend the agent to change.
- CVSS base score
- 7.1 / 10
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L/E:U/RL:O/RC:C
Highest base score supplied by MSRC for this record; the vector belongs to that score. Ratings can vary by product. Microsoft Important is displayed as High; Moderate is displayed as Medium.
Affected products
- Microsoft Visual Studio Code CoPilot Chat Extension
Source guidance
Remediation
- Release Notes
Patch availability is not confirmed by this dataset. Consult the vendor before selecting a remediation.
GTP recommendation · Rule-based guidance
Recommended next step
Review affected Microsoft products and apply the applicable security updates through your organization's normal patch-management process. Confirm availability and prerequisites in the Microsoft advisory.
Authoritative sources & updates
Findings and update information come from the linked publishers. GTP compiles the public record and provides the recommendation above. CVSS ratings shown here come from Microsoft. NVD references provide additional public context.
Managed by GTP?
Griffin Technology Partners managed customers may receive additional environment-specific security guidance and remediation assistance through their managed services relationship.
Security bulletins are provided for informational purposes and compiled from authoritative public sources. Vulnerability applicability varies by environment. Validate affected products, configuration, compatibility requirements, and vendor guidance before making production changes.