EUVD-2026-91120

Langflow: Title Authenticated Remote Code Execution in validatecode via Malicious Decorators Description...

GHSA-QQW9-2VJ9-HX7R Duplicate Advisory: Title Authenticated Remote Code Execution in validate_code via Malicious Decorators Description

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-w584-2h2r-2hvf. This link is maintained to preserve external references. Original Description langflow-ai langflow v1.9.3 is affected by: Code Injection. The impact is: execute arbitrary code remote. The compone...

CVE-2026-51888

langflow-ai langflow v1.8.4 is affected by: Directory Traversal. The impact is: Arbitrary file write outside the intended workspace or storage boundary.. The component is:...

CVE-2026-51886

langflow-ai langflow v1.9.3 is affected by: Code Injection. The impact is: execute arbitrary code remote. The component is: src/backend/base/langflow/api/v1/validate.py:validate-postvalidatecode-a-real-authenticated-http-post-to-api-v1. The attack vector is: Attack surface: HTTP or browser-backed...

CVE-2026-51888

langflow-ai langflow v1.8.4 is affected by: Directory Traversal. The impact is: Arbitrary file write outside the intended workspace or storage boundary.. The component is:...

CVE-2026-51888

The langflow-ai langflow software, specifically versions up to 1.8.4 , is vulnerable to an absolute path traversal vulnerability in the knowledge_bases-create_knowledge_base-a-live-http-post-to-create-knowledge_base endpoint. The root cause is a lack of boundary enforcement in src/backend/base/la...

CVE-2026-51886

langflow-ai langflow v1.9.3 is affected by: Code Injection. The impact is: execute arbitrary code remote. The component is: src/backend/base/langflow/api/v1/validate.py:validate-postvalidatecode-a-real-authenticated-http-post-to-api-v1. The attack vector is: Attack surface: HTTP or browser-backed...

CVE-2026-51888: Improper Limitation of a Pathname to a Restricted Directory

langflow-ai langflow v1.8.4 is affected by: Directory Traversal. The impact is: Arbitrary file write outside the intended workspace or storage boundary.. The component is:...

CVE-2026-7869

IBM Langflow OSS 1.0.0 through 1.10.3 is vulnerable to Path Traversal in the Knowledge Bases API POST /api/v1/knowledgebases. This occurs because user-supplied knowledge base names are used directly to create file paths without proper sanitization or containment checks. An authenticated attacker...

CVE-2026-10129 SSRF via HTTP Redirect Following in Langflow API Request Component

IBM Langflow OSS 1.0.0 through 1.9.3 contains a Server-Side Request Forgery SSRF protection bypass vulnerability in the API Request component. An authenticated attacker with low-level privileges flow author role can bypass SSRF protections by enabling the followredirects parameter and supplying a...

CVE-2026-4502

CVE-2026-4502 affects Langflow OSS Desktop and Langflow v2 API: authenticated attackers can exploit path traversal via /../ in multipart uploads to write arbitrary files and potentially achieve remote code execution. In IBM bulletins, Langflow OSS versions 1.2.0–1.8.4 are vulnerable through the f...

EUVD-2026-23762

A vulnerability was detected in langflow-ai langflow up to 1.8.3. The impacted element is the function getclientip/installmcpconfig of the file src/backend/base/langflow/api/v1/mcpprojects.py of the component Model Context Protocol Configuration API. Performing a manipulation of the argument...

CVE-2026-6598: Cleartext Storage in a File or on Disk

A security vulnerability has been detected in langflow-ai langflow up to 1.8.3. The affected element is the function createproject/encryptauthsettings of the file src/backend/base/Langflow/api/v1/projects.py of the component Project Creation Endpoint. Such manipulation of the argument authsetting...

CVE-2026-6597: Plaintext Storage of a Password

A weakness has been identified in langflow-ai langflow up to 1.8.3. Impacted is the function removeapikeys/hasapiterms of the file src/backend/base/langflow/api/utils/core.py of the component Flow Using API. This manipulation causes unprotected storage of credentials. The attack can be initiated...

CVE-2026-34046: Authorization Bypass Through User-Controlled Key

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.5.1, the readflow helper in src/backend/base/langflow/api/v1/flows.py branched on the AUTOLOGIN setting to decide whether to filter by userid. When AUTOLOGIN was False i.e., authentication was enable...

GHSA-C5CP-VX83-JHQX Langflow Missing Authentication on Critical API Endpoints

Summary Multiple critical API endpoints in Langflow are missing authentication controls, allowing any unauthenticated user to access sensitive user conversation data, transaction histories, and perform destructive operations including message deletion. This affects endpoints handling personal dat...

Langflow Missing Authentication on Critical API Endpoints

Summary Multiple critical API endpoints in Langflow are missing authentication controls, allowing any unauthenticated user to access sensitive user conversation data, transaction histories, and perform destructive operations including message deletion. This affects endpoints handling personal dat...

Malicious code in langflow-api-chat (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware b0d493794349f9fd072b31947424562afcd5b86b1fd642a42cf613d4b363f5cb Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious Package

Overview langflow-api-chat is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this package...

Malware in langflow-api-chat

Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outsid...