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GitHub Copilot and Visual Studio Elevation of Privilege Vulnerability

🗓️ 10 Feb 2026 16:00:00Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 40 Views

Elevation of privilege via command injection in GitHub Copilot and Visual Studio over a network.

Related
Detection
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-21257
10 Feb 202617:51
–attackerkb
bdu_fstec
BDU FSTEC
Microsoft Visual Studio Privilege Escalation
13 Feb 202600:00
–bdu_fstec
circl
Circl
CVE-2026-21257
10 Feb 202617:30
–circl
cnnvd
CNNVD
Microsoft GitHub Copilot and Visual Studio command injection vulnerabilities
10 Feb 202600:00
–cnnvd
cve
CVE
CVE-2026-21257
10 Feb 202617:51
–cve
cvelist
Cvelist
CVE-2026-21257 GitHub Copilot and Visual Studio Elevation of Privilege Vulnerability
10 Feb 202617:51
–cvelist
kaspersky
Kaspersky
KLA90875 Multiple vulnerabilities in Microsoft Developer Tools
10 Feb 202600:00
–kaspersky
ncsc
NCSC
Vulnerabilities fixed in Microsoft Developer Tools
10 Feb 202619:07
–ncsc
nvd
NVD
CVE-2026-21257
10 Feb 202618:16
–nvd
osv_cve
osv_cve
CVE-2026-21257
10 Feb 202618:16
–osv_cve
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13 Mar 2026 14:00Current
7.6High risk
Vulners AI Score7.6
CVSS 3.18
EPSS0.00903
SSVC
40