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Vulnerability record · CVE-2026-23653 · published 14 April 2026

CVE-2026-23653: Microsoft github copilot chat command injection vulnerability

Microsoft · Github Copilot Chat

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.

6.5 CVSS 3.1 Medium EPSS 0.74% · top 47.3% CWE-77 · Command injection
6.5CVSS 3.1 base score
0.74%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23653 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-23653), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.