CVE-2026-21516: Improper neutralization of special elements used in a command ('command injection') in Github Copilot allows an unauthor
Summary
GitHub Copilot contains a command injection vulnerability (CVE-2026-21516), which is a flaw where special characters in user input are not properly filtered, allowing an attacker to execute code remotely on a system. The vulnerability was reported by Microsoft Corporation and has a CVSS score pending assessment.
Vulnerability Details
8.8(high)
EPSS: 0.0%
Classification
Affected Vendors
Related Issues
CVE-2022-21727: Tensorflow is an Open Source Machine Learning Framework. The implementation of shape inference for `Dequantize` is vulne
CVE-2026-22252: LibreChat is a ChatGPT clone with additional features. Prior to v0.8.2-rc2, LibreChat's MCP stdio transport accepts arbi
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-21516
First tracked: February 15, 2026 at 08:51 PM
Classified by LLM (prompt v3) · confidence: 85%