CVE-2026-45033

GitHub Copilot CLI brings AI-powered coding assistance directly to your command line. Prior to 1.0.43, a security vulnerability has been identified in GitHub Copilot CLI where a malicious bare git repository nested inside a project directory can achieve arbitrary code execution when the agent...

CVE-2026-45033

GitHub Copilot CLI (affected component: Git operations in Copilot CLI) contains a local privilege/command execution flaw exposed when a malicious bare git repository is nested within a project directory. The issue arises from git auto-discovery of bare repositories during directory traversal, all...

GitHub Copilot CLI: Nested Bare Repository Can Execute Arbitrary Commands via core.fsmonitor

Summary A security vulnerability has been identified in GitHub Copilot CLI where a malicious bare git repository nested inside a project directory can achieve arbitrary code execution when the agent performs git operations. By exploiting git's automatic bare repository discovery during directory...

PT-2026-39901

Name of the Vulnerable Software and Affected Versions GitHub Copilot CLI versions prior to 1.0.43 Description An issue exists where a malicious bare git repository nested inside a project directory can lead to arbitrary code execution when the agent performs git operations. By exploiting git's...

GHSA-G8R9-G2V8-JV6F GitHub Copilot CLI Dangerous Shell Expansion Patterns Enable Arbitrary Code Execution

Summary A security vulnerability has been identified in GitHub Copilot CLI's shell tool that could allow arbitrary code execution through crafted bash parameter expansion patterns. An attacker who can influence the commands executed by the agent e.g., via prompt injection through repository files...

PT-2026-23732

Name of the Vulnerable Software and Affected Versions GitHub Copilot CLI versions prior to 0.0.423 Description The shell tool within GitHub Copilot CLI is susceptible to arbitrary code execution through crafted bash parameter expansion patterns. An attacker influencing commands executed by the...