GHSA-PH9W-R52H-28P7 langflow: /profile_pictures/{folder_name}/{file_name} endpoint file reading

Vulnerability Path Traversal in GET /api/v1/files/profilepictures/foldername/filename The downloadprofilepicture function in src/backend/base/langflow/api/v1/files.py constructed file paths by directly concatenating the user-supplied foldername and filename path parameters without sanitization or...

Critical Langflow Flaw CVE-2026-33017 Triggers Attacks within 20 Hours of Disclosure

A critical security flaw impacting Langflow has come under active exploitation within 20 hours of public disclosure, highlighting the speed at which threat actors weaponize newly published vulnerabilities. The security defect, tracked as CVE-2026-33017 CVSS score: 9.3, is a case of missing...

Authorization Bypass Through User-Controlled Key

Overview Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key in the deleteapikeyroute endpoint. An attacker can delete API keys belonging to other users by providing the apikeyid of a key they do not own. Remediation Upgrade langflow-base to versio...

CVE-2026-33053

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the deleteapikeyroute endpoint accepts an apikeyid path parameter and deletes it with only a generic authentication check getcurrentactiveuser dependency. However, the deleteapikey CRUD...

PYSEC-2026-78

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the deleteapikeyroute endpoint accepts an apikeyid path parameter and deletes it with only a generic authentication check getcurrentactiveuser dependency. However, the deleteapikey CRUD...

PYSEC-2026-78

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the deleteapikeyroute endpoint accepts an apikeyid path parameter and deletes it with only a generic authentication check getcurrentactiveuser dependency. However, the deleteapikey CRUD...

CVE-2026-33053 Langflow has Missing Ownership Verification in API Key Deletion (IDOR)

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the deleteapikeyroute endpoint accepts an apikeyid path parameter and deletes it with only a generic authentication check getcurrentactiveuser dependency. However, the deleteapikey CRUD...

CVE-2026-33053 Langflow has Missing Ownership Verification in API Key Deletion (IDOR)

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the deleteapikeyroute endpoint accepts an apikeyid path parameter and deletes it with only a generic authentication check getcurrentactiveuser dependency. However, the deleteapikey CRUD...

CVE-2026-33053 Langflow has Missing Ownership Verification in API Key Deletion (IDOR)

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the deleteapikeyroute endpoint accepts an apikeyid path parameter and deletes it with only a generic authentication check getcurrentactiveuser dependency. However, the deleteapikey CRUD...

CVE-2026-33053

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the deleteapikeyroute endpoint accepts an apikeyid path parameter and deletes it with only a generic authentication check getcurrentactiveuser dependency. However, the deleteapikey CRUD...

CVE-2026-33053

Langflow contains an IDOR vulnerability in API key deletion. Versions prior to 1.9.0 allow delete_api_key_route to delete an API key by id with only a generic authentication check, and delete_api_key() does not verify that the key belongs to the currently authenticated user. This enables an authe...

CVE-2026-33017

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the POST /api/v1/buildpublictmp/flowid/flow endpoint allows building public flows without requiring authentication. When the optional data parameter is supplied, the endpoint uses...

CVE-2026-33017 Langflow has Unauthenticated Remote Code Execution via Public Flow Build Endpoint

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the POST /api/v1/buildpublictmp/flowid/flow endpoint allows building public flows without requiring authentication. When the optional data parameter is supplied, the endpoint uses...

CVE-2026-33017 Langflow has Unauthenticated Remote Code Execution via Public Flow Build Endpoint

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the POST /api/v1/buildpublictmp/flowid/flow endpoint allows building public flows without requiring authentication. When the optional data parameter is supplied, the endpoint uses...

CVE-2026-33017

Langflow CVE-2026-33017 describes unauthenticated remote code execution via the public build endpoint /api/v1/build_public_tmp/{flow_id}/flow on versions before 1.9.0. Attackers can supply attacker-controlled flow data containing arbitrary Python code; the flow build path passes this data into th...

CVE-2026-33017 Langflow has Unauthenticated Remote Code Execution via Public Flow Build Endpoint

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the POST /api/v1/buildpublictmp/flowid/flow endpoint allows building public flows without requiring authentication. When the optional data parameter is supplied, the endpoint uses...

CVE-2026-33017: Improper Control of Generation of Code

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the POST /api/v1/buildpublictmp/flowid/flow endpoint allows building public flows without requiring authentication. When the optional data parameter is supplied, the endpoint uses...

Langflow 安全漏洞

Langflow is an open-source visualization framework developed by Langflow for building multi-agent and RAG applications. Versions of Langflow prior to 1.9.0 contained a security vulnerability. This vulnerability stemmed from the deleteapikeyroute endpoint, which did not verify the ownership of the...

Langflow Unauth RCE

Langflow versions prior to 1.9.0 are susceptible to unauthenticated remote code execution through the /api/v1/buildpublictmp//flow endpoint. A remote and unauthenticated attacker can send crafted HTTP requests to execute arbitrary code. Module Options msf use...

CVE-2026-33053: Authorization Bypass Through User-Controlled Key

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the deleteapikeyroute endpoint accepts an apikeyid path parameter and deletes it with only a generic authentication check getcurrentactiveuser dependency. However, the deleteapikey CRUD...