CVE-2026-101861 Langflow Code Execution via eval() in Component Input Schema

Langflow 1.0.16 before 1.12.0 and 0.0.94 before 1.12.0 contain an unsafe eval vulnerability in schema.py that allows authenticated attackers to achieve code execution by placing a Python object with a malicious repr method into component input options lists. The eval sink is triggered when a...

CVE-2026-101861 Langflow Code Execution via eval() in Component Input Schema

Langflow 1.0.16 before 1.12.0 and 0.0.94 before 1.12.0 contain an unsafe eval vulnerability in schema.py that allows authenticated attackers to achieve code execution by placing a Python object with a malicious repr method into component input options lists. The eval sink is triggered when a...

CVE-2026-101861 Langflow Code Execution via eval() in Component Input Schema

Langflow 1.0.16 before 1.12.0 and 0.0.94 before 1.12.0 contain an unsafe eval vulnerability in schema.py that allows authenticated attackers to achieve code execution by placing a Python object with a malicious repr method into component input options lists. The eval sink is triggered when a...

CVE-2026-33017-Langflow-RCE

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CVE-2026-33017

CVE-2026-33017 - RCE no autenticado en Langflow ⚠️ AVISO: Este repositorio es solo para pruebas de seguridad autorizadas y fines educativos. Úselo solo en sistemas de su propiedad o para los que tenga permiso explícito. El autor no se hace responsable del mal uso o daños causados por esta...

CVE-2026-5027

This post is a research article published by EQSTLab. Thanks toYahia Hamza, who reported and analyzed this vulnerability. CVE-2026-5027 ★ CVE-2026-5027 Langflow Path Traversal / Arbitrary File Write PoC ★ Description CVE-2026-5027 : Langflow Arbitrary File Write Vulnerability description: A path...

CVE-2026-101861: Improper Neutralization of Directives in Dynamically Evaluated Code

Langflow 1.0.16 before 1.12.0 and 0.0.94 before 1.12.0 contain an unsafe eval vulnerability in schema.py that allows authenticated attackers to achieve code execution by placing a Python object with a malicious repr method into component input options lists. The eval sink is triggered when a...

CVE-2026-9198

CVE-2026-9198 - IBM Langflow OSS 未认证远程代码执行（RCE） 影响 IBM Langflow OSS 的严重未认证远程代码执行漏洞。 该漏洞源于以下两个弱点的组合利用： 1. /api/v1/autologin 可向未认证的网络调用者签发具有特权的 SUPERUSER Bearer 令牌。 2. /api/v1/validate/code 会在不安全的执行上下文中处理攻击者控制的 Python 代码。 一旦组合利用，这些弱点就可能导致以 Langflow 后端进程的权限执行任意 Python 代码。 该漏洞的 CVSS v3.1 评分为 9.8（严重）...

Langflow-RCE-CVE-2025-3248

CVE-2025-3248 — Langflow Unauthenticated RCE PoC A clean, tested proof-of-concept for CVE-2025-3248 , an unauthenticated remote code execution vulnerability in Langflow versions prior to 1.3.0. What is CVE-2025-3248? Langflow's /api/v1/validate/code endpoint accepts Python code for static...

Langflow AI <= 1.6.9 - CORS Misconfiguration

Langflow AI versions 1.6.9 and earlier are vulnerable to a CORS misconfiguration that allows any origin to make credentialed requests. Combined with SameSite=None cookies, this enables cross-origin token theft and subsequent remote code execution via the /api/v1/validate/code endpoint. id:...

Langflow AI - Unauthenticated Remote Code Execution

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 requests to execute arbitrary code. id: CVE-2025-3248 info: name: Langflow AI - Unauthenticated Remote Code Execution author: nvn172...

CVE-2026-12944

CVE-2026-12944 Langflow 1.10.0 urllib SSRF Langflow OSS ≤ 1.10.0 — custom-component code execution via urllib.request / socket. The component scanner’s denylist omitted those stdlib modules. IBM fixed it in 1.10.1. IBM scores it PR:L. The exec sink is POST /api/v1/customcomponent and that call...

Vulnerabilities found in IBM Langflow OSS and IBM MQ Appliance

IBM has identified 12 vulnerabilities in IBM MQ, IBM MQ Appliance, and Langflow OSS. These vulnerabilities could allow for the execution of arbitrary code or commands. Four of these vulnerabilities are classified as critical and can be exploited without authentication or user interaction. The...

The vulnerability of the CORS configuration mechanism of the Langflow agent creation and deployment tool allows a attacker to execute arbitrary code.

The vulnerability of the CORS configuration mechanism used by the Langflow agent creation and deployment tool is related to deficiencies in the data source verification mechanism. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

CVE-2026-33017-langflow-rce

CVE-2026-33017 — Langflow 未认证远程代码执行（RCE） 概述 CVE ID: CVE-2026-33017 受影响软件: Langflow 受影响版本: = 1.9.0 严重性: 严重 作者: r3nsi15 日期: 2026 描述 Langflow 暴露了一个公开的流程构建端点（/api/v1/buildpublictmp/flowID/flow），该端点接受任意 CustomComponent 代码块并在服务器端无需认证即可执行。通过将恶意 Python 载荷注入到 CustomComponent 节点的 code 字段，未经认证的攻击者可以以 Langfl...

Exploit for CVE-2026-12944

CVE-2026-12944 Langflow 1.10.0 urllib SSRF Langflow OSS ≤ 1.1...

Exploit for Code Injection in Langflow

CVE-2026-17633 & CVE-2026-17632 — IBM Langflow OSS RCE Fo...

EUVD-2026-78164

IBM Langflow OSS 1.0.0 through 1.10.0 can allow attackers to execute arbitrary Python code with root privileges UID=0 on the Langflow server by submitting components containing socket or urllib imports. This enables: 1 AWS credential theft via IMDSv1 SSRF with full IAM role permissions, 2 arbitra...

CVE-2026-12944

IBM Langflow OSS 1.0.0 through 1.10.0 can allow attackers to execute arbitrary Python code with root privileges UID=0 on the Langflow server by submitting components containing socket or urllib imports. This enables: 1 AWS credential theft via IMDSv1 SSRF with full IAM role permissions, 2 arbitra...

CVE-2026-12944

IBM Langflow OSS 1.0.0 through 1.10.0 contains a vulnerability in its code security scanner where the DANGEROUS_IMPORTS blocklist correctly blocked subprocess but omitted the socket and urllib standard library modules. This allowed authenticated users to submit components containing socket.connec...