EUVD-2026-91123

The OpenAI-compatible file upload endpoint /v1/files in Langchain-Chatchat 0.3.0 is vulnerable to path traversal. An attacker can write files to arbitrary locations outside the openaifiles directory by crafting malicious filenames...

CVE-2026-51882

The OpenAI-compatible file upload endpoint /v1/files in Langchain-Chatchat 0.3.0 is vulnerable to path traversal. An attacker can write files to arbitrary locations outside the openaifiles directory by crafting malicious filenames...

CVE-2026-51882: Improper Limitation of a Pathname to a Restricted Directory

The OpenAI-compatible file upload endpoint /v1/files in Langchain-Chatchat 0.3.0 is vulnerable to path traversal. An attacker can write files to arbitrary locations outside the openaifiles directory by crafting malicious filenames...

CVE-2026-51882

The OpenAI-compatible file upload endpoint /v1/files in Langchain-Chatchat 0.3.0 is vulnerable to path traversal. An attacker can write files to arbitrary locations outside the openaifiles directory by crafting malicious filenames...

CVE-2026-51882

The Langchain-Chatchat version 0.3.0 contains a path traversal vulnerability in its OpenAI-compatible file upload endpoint, /v1/files. An attacker can craft malicious filenames to write files to arbitrary locations outside the intended openai_files directory. This vulnerability has been exploited...

CVE-2026-51882

The OpenAI-compatible file upload endpoint /v1/files in Langchain-Chatchat 0.3.0 is vulnerable to path traversal. An attacker can write files to arbitrary locations outside the openaifiles directory by crafting malicious filenames...

PT-2026-104040

Name of the Vulnerable Software and Affected Versions Langchain-Chatchat version 0.3.0 Description The OpenAI-compatible file upload endpoint /v1/files is susceptible to path traversal, a condition where an attacker can access or write files outside the intended directory. By crafting malicious...

Missing Authorization

Overview flowise-ui is a Affected versions of this package are vulnerable to Missing Authorization in the /api/v1/files route, which lacks proper permission checks for file listing and deletion operations. An attacker can access and remove files belonging to other workspaces within the same...

Missing Authorization

Overview flowise is a Flowiseai Server Affected versions of this package are vulnerable to Missing Authorization in the /api/v1/files route, which lacks proper permission checks for file listing and deletion operations. An attacker can access and remove files belonging to other workspaces within...

CVE-2026-69252: Missing Authorization

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.3, the /api/v1/files route was protected only by the feat:files feature gate and did not enforce checkPermission on GET or DELETE. A low-privileged authenticated API key with unrelated permission...

CVE-2026-45671: Authorization Bypass Through User-Controlled Key

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, any authenticated user can permanently delete files owned by other users via DELETE /api/v1/files/id when the target file is referenced in any shared chat. The hasaccesstofile...

CVE-2026-42138 Dify Vulnerable to Stored XSS via SVG-file upload

Dify is an open-source LLM app development platform. Prior to version 1.13.1, using the method POST /api/files/upload, any unauthenticated user can upload an SVG file with XSS. The method POST /v1/files/upload, which requires authentication through the application API, is also vulnerable. This...

CVE-2026-42138: Improper Neutralization of Input During Web Page Generation

Dify is an open-source LLM app development platform. Prior to version 1.13.1, using the method POST /api/files/upload, any unauthenticated user can upload an SVG file with XSS. The method POST /v1/files/upload, which requires authentication through the application API, is also vulnerable. This...

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 return...

CVE-2026-33484: Improper Access Control

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-2025-59835: Relative Path Traversal

LangBot is a global IM bot platform designed for LLMs. In versions 4.1.0 up to but not including 4.3.5, authorized attackers can exploit the /api/v1/files/documents interface to perform arbitrary file uploads. Since this interface does not strictly restrict the storage directory of files on the...

CVE-2025-6854

A vulnerability classified as problematic was found in chatchat-space Langchain-Chatchat up to 0.3.1. This vulnerability affects unknown code of the file /v1/files?purpose=assistants. The manipulation leads to path traversal. The attack can be initiated remotely. The exploit has been disclosed to...

CVE-2025-6854: Improper Limitation of a Pathname to a Restricted Directory

A vulnerability classified as problematic was found in chatchat-space Langchain-Chatchat up to 0.3.1. This vulnerability affects unknown code of the file /v1/files?purpose=assistants. The manipulation leads to path traversal. The attack can be initiated remotely. The exploit has been disclosed to...

PT-2025-45691

A vulnerability classified as problematic was found in chatchat-space Langchain-Chatchat up to 0.3.1. This vulnerability affects unknown code of the file /v1/files?purpose=assistants. The manipulation leads to path traversal. The attack can be initiated remotely. The exploit has been disclosed to...

CVE-2025-46571

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.6.6, low privileged users can upload HTML files which contain JavaScript code via the "/api/v1/files/" backend endpoint. This endpoint returns a file id, which can be used to open...