Medium severity · published Apr 14, 2026
CVE-2026-23653
GitHub Copilot and Visual Studio Code Information Disclosure Vulnerability
6.5
CVSS
0.7%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MV
Microsoft Visual Studio Code CoPilot Chat Extension · Microsoft
0.27.0 before 0.37.3 · source: vendor
GC
Github Copilot Chat · Microsoft
before 0.37.3 · source: NVD
Affected product
MV
Microsoft Visual Studio Code CoPilot Chat Extension
Microsoft
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-23653
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-23653
Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23653
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