CVE-2026-5029-Exploit

🔥 CVE-2026-5029 — Code Runner MCP Server RCE Unauthenticated Remote Code Execution via the run-code MCP Tool Proof of Concept exploit for CVE-2026-5029 — a critical unauthenticated Remote Code Execution vulnerability in Code Runner MCP Server, triggered via therun-code MCP tool when the server is...

fastgpt-sandbox-audit

fastgpt-sandbox-audit FastGPT Python sandbox escape chain audit tool. The "Code Runner" node in FastGPT workflows passes user Python code to an isolated sandbox for execution. In v4.14.8, the sandbox protections are purely Python-level module blacklist + AST checks + open guard + import guard. Th...

CVE-2026-5029

A remote code execution vulnerability exists in Code Runner MCP Server when run with the --transport http option, which exposes the /mcp JSON-RPC endpoint without authentication on port 3088. An unauthenticated remote attacker can invoke the run-code MCP tool to supply arbitrary source code and...

EUVD-2026-29437

A remote code execution vulnerability exists in Code Runner MCP Server when run with the --transport http option, which exposes the /mcp JSON-RPC endpoint without authentication on port 3088. An unauthenticated remote attacker can invoke the run-code MCP tool to supply arbitrary source code and...

CVE-2026-5029

A remote code execution vulnerability exists in Code Runner MCP Server when run with the --transport http option, which exposes the /mcp JSON-RPC endpoint without authentication on port 3088. An unauthenticated remote attacker can invoke the run-code MCP tool to supply arbitrary source code and...

CVE-2026-5029 RCE in Code Runner MCP Server

A remote code execution vulnerability exists in Code Runner MCP Server when run with the --transport http option, which exposes the /mcp JSON-RPC endpoint without authentication on port 3088. An unauthenticated remote attacker can invoke the run-code MCP tool to supply arbitrary source code and...

CVE-2026-5029 RCE in Code Runner MCP Server

A remote code execution vulnerability exists in Code Runner MCP Server when run with the --transport http option, which exposes the /mcp JSON-RPC endpoint without authentication on port 3088. An unauthenticated remote attacker can invoke the run-code MCP tool to supply arbitrary source code and...

CVE-2026-5029

CVE-2026-5029 affects Code Runner MCP Server when run with --transport http, exposing the /mcp JSON-RPC endpoint on port 3088 without authentication. An unauthenticated attacker can invoke the run-code MCP tool to supply arbitrary source code and execute it via child_process.exec() using the spec...

CVE-2026-5029: Missing Authentication for Critical Function

A remote code execution vulnerability exists in Code Runner MCP Server when run with the --transport http option, which exposes the /mcp JSON-RPC endpoint without authentication on port 3088. An unauthenticated remote attacker can invoke the run-code MCP tool to supply arbitrary source code and...

Code Runner MCP Server Access Control Vulnerability

Code Runner MCP Server is a multi-language code execution and result display tool developed by Jun Han. There is an access control vulnerability in Code Runner MCP Server. This vulnerability arises when the --transport http option is used, exposing an unauthenticated /mcp JSON-RPC endpoint on por...

PT-2026-39994

A remote code execution vulnerability exists in Code Runner MCP Server when run with the --transport http option, which exposes the /mcp JSON-RPC endpoint without authentication on port 3088. An unauthenticated remote attacker can invoke the run-code MCP tool to supply arbitrary source code and...

Critical Flaws Found in Four VS Code Extensions with Over 125 Million Installs

Cybersecurity researchers have disclosed multiple security vulnerabilities in four popular Microsoft Visual Studio Code VS Code extensions that, if successfully exploited, could allow threat actors to steal local files and execute code remotely. The extensions, which have been collectively...

CVE-2025-65715

An issue in the code-runner.executorMap setting of Visual Studio Code Extensions Code Runner v0.12.2 allows attackers to execute arbitrary code when opening a crafted workspace...

CVE-2025-65715

An issue in the code-runner.executorMap setting of Visual Studio Code Extensions Code Runner v0.12.2 allows attackers to execute arbitrary code when opening a crafted workspace...

CVE-2025-65715

An issue in the code-runner.executorMap setting of Visual Studio Code Extensions Code Runner v0.12.2 allows attackers to execute arbitrary code when opening a crafted workspace...

CVE-2025-65715

An issue in the code-runner.executorMap setting of Visual Studio Code Extensions Code Runner v0.12.2 allows attackers to execute arbitrary code when opening a crafted workspace...

Code Runner security vulnerabilities

Code Runner is a code execution tool developed by Jun Han. Version 0.12.2 of Code Runner has a security vulnerability, which stems from an issue with the code-runner.executorMap setting. This vulnerability could allow for the execution of arbitrary code...

CVE-2025-65715

An issue in the code-runner.executorMap setting of Visual Studio Code Extensions Code Runner v0.12.2 allows attackers to execute arbitrary code when opening a crafted workspace...

CVE-2025-65715

An issue in the code-runner.executorMap setting of Visual Studio Code Extensions Code Runner v0.12.2 allows attackers to execute arbitrary code when opening a crafted workspace...

CVE-2025-65715

The Code Runner extension for Visual Studio Code (versions prior to 0.12.2 ) is vulnerable to arbitrary code execution due to an issue in the code-runner.executorMap setting. Attackers can trigger this vulnerability by tricking a user into opening a crafted workspace or by using phishing/social e...