Mass-CVE-2025-3248

Langflow CVE-2025-3248 Exploit Tool Overview This tool exploits the critical Remote Code Execution RCE vulnerability CVE-2025-3248 found in Langflow versions prior to 1.3.0. The vulnerability exists in the /api/v1/validate/code endpoint which improperly executes user-supplied code without...

PoC-CVE-2026-33017

PoC: CVE-2026-33017 Langflow = 1.8.1 is vulnerable to a remote, unauthenticated RCE https://nvd.nist.gov/vuln/detail/CVE-2026-33017 Usage usage: CVE-2026-33017.py -h --lhost LHOST --lport LPORT target PoC exploit: CVE-2026-33017 positional arguments: target Target hostname options: -h, --help sho...

cve-2026-0770-langflow_rce_reproduction

CVE-2026-0770: Langflow execglobals Remote Code Execution CVSS 9.8 Critical | ZDI-CAN-27325 | CWE-829: Inclusion of Functionality from Untrusted Control Sphere Overview CVE-2026-0770 is a critical unauthenticated remote code execution vulnerability in Langflow, a low-code application framework fo...

CVE-2025-3248

中文 ｜ English Langflow Vulnerability Scanner A vulnerability scanner for CVE-2025-3248 in Langflow applications. Features Scan single target or multiple targets using FOFA Execute system commands on vulnerable targets Retrieve system information Custom payload support Progress bar for FOFA scannin...

CVE-2026-12940-Langflow-Unauth-RCE

CVE-2026-12940 — Langflow OSS ≤ 1.10.1 Unauthenticated RCE MCP stdio env-var injection Unauthenticated remote code execution in Langflow OSS through 1.10.1. The environment-variable blocklist that guards MCP stdio server configuration DANGEROUSENVVARS omits SHELLOPTS, BASHOPTS and PS4. Because th...

CVE-2026-33017-Langflow-RCE

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exposecheck

EXPOSECHECK Only run against servers you own or are authorized to test. Scope: a passing result means only that this narrow check found an authentication challenge and a Langflow version at or above the patched threshold for CVE-2025-3248. It is not a general security, reputation, configuration, ...

CVE-2025-3248

POC - Remote and unauthenticated attacker can send crafted HTTP requests to execute arbitrary code - CVE-2025-3248 Overview Langflow versions prior to 1.3.0 are susceptible to code injection in the /api/v1/validate/code endpoint. A remote and unauthenticated attacker can send crafted HTTP request...

CVE-2026-55255-Lab

CVE-2026-55255 - Langflow IDOR in /api/v1/responses Executive Summary This repository contains a local Docker lab for reproducing and validating CVE-2026-55255, an Insecure Direct Object Reference IDOR vulnerability affecting Langflow's OpenAI-compatible Responses API. Langflow is an open-source...

CVE-2026-9198

🚨 CVE-2026-9198 IBM Langflow OSS Unauthenticated RCE via Auto-Login Bypass 📋 Overview CVE-2026-9198 is a critical unauthenticated Remote Code Execution RCE vulnerability in IBM Langflow OSS. This exploit chains two vulnerabilities: CVE-2026-9103 : Auto-login bypass that grants superuser JWT token...

CVE-2026-33017-PoC-Reverse-Shell

CVE-2026-33017 - Langflow Unauthenticated RCE Exploit 📋 Overview CVE-2026-33017 is an unauthenticated Remote Code Execution RCE vulnerability in Langflow versions This exploit is for educational and authorized testing purposes only. Unauthorized access to computer systems is illegal. Use this too...

CVE-2025-3248

CVE-2025-3248 Langflow is a low-code platform primarily used for building and deploying AI agents and workflows. It simplifies the development process by providing a visual interface for creating complex AI applications, including chatbots, RAG Retrieval-Augmented Generation systems, and more...

CVE-2026-27966

CVE-2026-27966 — Langflow Remote Code Execution Scanner Pre-Auth Route Injection + Vertex Injection → Python Code Execution Overview CVE-2026-27966 is a critical-severity CVSS 9.8 pre-authentication remote code execution vulnerability in Langflow versions prior to 1.8.0. The vulnerability stems...

CVE-2026-5027-Langflow

CVE-2026-5027 and CVE-2026-10520 CVE-2026-25089 exploiter: Clone git clone https://github.com/Layer-6/CVE-2026-5027-Langflow.git cd CVE-2026-5027-Langflow Usage exploit.py file Automatic testing and exploitation. python3 exploit.py -u https://target.com CLI custom settings Use your own webshell...

Langflow 1.7.2-1.10.0 - Authenticated Remote Code Execution

IBM Langflow OSS 1.0.0 through 1.10.0 contains a command injection caused by insufficient input validation, letting authenticated attackers execute arbitrary OS commands and read sensitive files, exploit requires authentication. id: CVE-2026-7873 info: name: Langflow 1.7.2-1.10.0 - Authenticated...

Langflow < 1.3.0 - Remote Code Execution via validate_code() exec()

Langflow contains a remote code execution caused by inclusion of functionality from untrusted control sphere in the execglobals parameter at the validate endpoint, letting remote attackers execute arbitrary code as root, exploit requires no authentication. id: CVE-2026-0770 info: name: Langflow...

Langflow < 1.9.1 - Unauthenticated File Upload

Langflow 1.9.1 contains an unrestricted file upload caused by lack of upload limitations, letting unauthenticated attackers exhaust server space and leak absolute file paths, exploit requires network access. id: CVE-2026-55450 info: name: Langflow 1.9.1 - Unauthenticated File Upload author: xtr0n...

Langflow <=1.2.x - Unauthenticated Remote Code Execution via validate_code

Langflow = 1.2.x exposes POST /api/v1/validate/code without any authentication. The endpoint calls validatecode which execs user-supplied Python code. Default-argument expressions in Python execute at function-definition time, allowing arbitrary OS command execution without authentication. id:...

Langflow <= 1.8.4 - Path Traversal to RCE via File Upload

The application contains a path traversal vulnerability caused by unsanitized 'filename' parameter in the 'POST /api/v2/files' multipart form data, letting attackers write files to arbitrary filesystem locations, exploit requires crafted request. id: CVE-2026-5027 info: name: Langflow = 1.8.4 -...

Langflow OSS - Superuser Token Issuance

Langflow OSS with default AUTOLOGIN exposes /api/v1/autologin, which returns a superuser access token to any unauthenticated request. id: CVE-2026-9103 info: name: Langflow OSS - Superuser Token Issuance author: str4k3r severity: critical description: | Langflow OSS with default AUTOLOGIN exposes...