CVE-2026-21518

Improper neutralization of special elements used in a command 'command injection' in GitHub Copilot and Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network...

CVE-2026-21257

Improper neutralization of special elements used in a command 'command injection' in GitHub Copilot and Visual Studio allows an authorized attacker to elevate privileges over a network...

CVE-2026-21516

Improper neutralization of special elements used in a command 'command injection' in Github Copilot allows an unauthorized attacker to execute code over a network...

CVE-2026-21256

Improper neutralization of special elements used in a command 'command injection' in GitHub Copilot and Visual Studio allows an unauthorized attacker to execute code over a network...

Vulnerabilities fixed in Microsoft Developer Tools

Microsoft has fixed vulnerabilities in several Visual Studio and .NET components. A malicious party could exploit the vulnerabilities to bypass security measures, grant themselves elevated privileges and potentially execute arbitrary code with the victim's privileges. For successful abuse, the...

CVE-2026-21523

Time-of-check time-of-use toctou race condition in GitHub Copilot and Visual Studio allows an authorized attacker to execute code over a network...

CVE-2026-21523

Time-of-check time-of-use toctou race condition in GitHub Copilot and Visual Studio allows an authorized attacker to execute code over a network...

CVE-2026-21518

Improper neutralization of special elements used in a command 'command injection' in GitHub Copilot and Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network...

CVE-2026-21518

Improper neutralization of special elements used in a command 'command injection' in GitHub Copilot and Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network...

CVE-2026-21516

Improper neutralization of special elements used in a command 'command injection' in Github Copilot allows an unauthorized attacker to execute code over a network...

CVE-2026-21516

Improper neutralization of special elements used in a command 'command injection' in Github Copilot allows an unauthorized attacker to execute code over a network...

CVE-2026-21256

Improper neutralization of special elements used in a command 'command injection' in GitHub Copilot and Visual Studio allows an unauthorized attacker to execute code over a network...

CVE-2026-21256

Improper neutralization of special elements used in a command 'command injection' in GitHub Copilot and Visual Studio allows an unauthorized attacker to execute code over a network...

CVE-2026-21257

Improper neutralization of special elements used in a command 'command injection' in GitHub Copilot and Visual Studio allows an authorized attacker to elevate privileges over a network...

CVE-2026-21256 GitHub Copilot and Visual Studio Remote Code Execution Vulnerability

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CVE-2026-21256 GitHub Copilot and Visual Studio Remote Code Execution Vulnerability

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CVE-2026-21256

CVE-2026-21256 affects GitHub Copilot and Visual Studio. It is a command injection vulnerability described as improper neutralization of special elements in a command, enabling code execution over a network. CVSS 3.1 base score 8.8 (HIGH) with NETWORK attack vector, no privileges, user interactio...

CVE-2026-21256

Improper neutralization of special elements used in a command 'command injection' in GitHub Copilot and Visual Studio allows an unauthorized attacker to execute code over a network...

CVE-2026-21257 GitHub Copilot and Visual Studio Elevation of Privilege Vulnerability

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CVE-2026-21257

CVE-2026-21257 affects GitHub Copilot and Visual Studio. It involves improper neutralization of special elements used in a command (command injection), enabling an authorized attacker to elevate privileges over a network. Root cause: inadequate input handling in command construction. Impact per C...