Langflow < 1.9.0 RCE (GHSA-vwmf-pq79-vjvx)

The version of Langflow installed on the remote host is prior to 1.9.0. It is, therefore, affected by a remote code execution vulnerability: - The POST /api/v1/buildpublictmp/flowid/flow endpoint allows building public flows without requiring authentication. When the optional data parameter is...

CISA Adds One Known Exploited Vulnerability to Catalog

CISA has added one new vulnerability to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2026-33017link is external Langflow Code Injection Vulnerability This type of vulnerability is a frequent attack vector for malicious cyber actors and poses...

Langflow Code Injection Vulnerability

Langflow contains a code injection vulnerability that could allow building public flows without requiring authentication...

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Amendment This was deemed not a vulnerability. Overview langflow is an A Python package with a built-in web application Affected versions of this package are vulnerable to Improper Neutralization of Special Elements in Output Used by a Downstream Component 'Injection' via unsanitized interpolatio...

PYSEC-2026-81

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.1, in the downloadprofilepicture function of the /profilepictures/foldername/filename endpoint, the foldername and filename parameters are not strictly filtered, which allows the secretkey to be re...

PYSEC-2026-81

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.1, in the downloadprofilepicture function of the /profilepictures/foldername/filename endpoint, the foldername and filename parameters are not strictly filtered, which allows the secretkey to be re...

CVE-2026-33497

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.1, in the downloadprofilepicture function of the /profilepictures/foldername/filename endpoint, the foldername and filename parameters are not strictly filtered, which allows the secretkey to be re...

PYSEC-2026-80

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions 1.0.0 through 1.8.1, the /api/v1/files/images/flowid/filename endpoint serves image files without any authentication or ownership check. Any unauthenticated request with a known flowid and filename returns...

CVE-2026-33484

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions 1.0.0 through 1.8.1, the /api/v1/files/images/flowid/filename endpoint serves image files without any authentication or ownership check. Any unauthenticated request with a known flowid and filename returns...

PYSEC-2026-80

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions 1.0.0 through 1.8.1, the /api/v1/files/images/flowid/filename endpoint serves image files without any authentication or ownership check. Any unauthenticated request with a known flowid and filename returns...

CVE-2026-33475

Langflow is a tool for building and deploying AI-powered agents and workflows. An unauthenticated remote shell injection vulnerability exists in multiple GitHub Actions workflows in the Langflow repository prior to version 1.9.0. Unsanitized interpolation of GitHub context variables e.g., $...

CVE-2026-33309

Langflow is a tool for building and deploying AI-powered agents and workflows. Versions 1.2.0 through 1.8.1 have a bypass of the patch for CVE-2025-68478 External Control of File Name, leading to the root architectural issue within LocalStorageService remaining unresolved. Because the underlying...

PYSEC-2026-79

Langflow is a tool for building and deploying AI-powered agents and workflows. Versions 1.2.0 through 1.8.1 have a bypass of the patch for CVE-2025-68478 External Control of File Name, leading to the root architectural issue within LocalStorageService remaining unresolved. Because the underlying...

PYSEC-2026-79

Langflow is a tool for building and deploying AI-powered agents and workflows. Versions 1.2.0 through 1.8.1 have a bypass of the patch for CVE-2025-68478 External Control of File Name, leading to the root architectural issue within LocalStorageService remaining unresolved. Because the underlying...

CVE-2026-33497 Langflow: /profile_pictures/{folder_name}/{file_name} endpoint file reading

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.1, in the downloadprofilepicture function of the /profilepictures/foldername/filename endpoint, the foldername and filename parameters are not strictly filtered, which allows the secretkey to be re...

CVE-2026-33497 Langflow: /profile_pictures/{folder_name}/{file_name} endpoint file reading

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.1, in the downloadprofilepicture function of the /profilepictures/foldername/filename endpoint, the foldername and filename parameters are not strictly filtered, which allows the secretkey to be re...

CVE-2026-33497

Langflow contains a directory-traversal vulnerability in the /profile_pictures/{folder_name}/{file_name} endpoint (download_profile_picture) where folder_name and file_name are not strictly filtered. This allows an attacker to read files outside the intended directory, including the application’s...

CVE-2026-33497

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.1, in the downloadprofilepicture function of the /profilepictures/foldername/filename endpoint, the foldername and filename parameters are not strictly filtered, which allows the secretkey to be re...

CVE-2026-33497 Langflow: /profile_pictures/{folder_name}/{file_name} endpoint file reading

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.1, in the downloadprofilepicture function of the /profilepictures/foldername/filename endpoint, the foldername and filename parameters are not strictly filtered, which allows the secretkey to be re...

CVE-2026-33484 Langflow has Unauthenticated IDOR on Image Downloads

Langflow is a tool for building and deploying AI-powered agents and workflows. In versions 1.0.0 through 1.8.1, the /api/v1/files/images/flowid/filename endpoint serves image files without any authentication or ownership check. Any unauthenticated request with a known flowid and filename returns...