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...

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...

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...

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: 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: 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...

CVE-2025-46571: Improper Neutralization of Input During Web Page Generation

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 t...

CVE-2024-7043: Missing Authorization

An improper access control vulnerability in open-webui/open-webui v0.3.8 allows attackers to view and delete any files. The application does not verify whether the attacker is an administrator, allowing the attacker to directly call the GET /api/v1/files/ interface to retrieve information on all...

DEBIAN-CVE-2024-41056

In the Linux kernel, the following vulnerability has been resolved: firmware: csdsp: Use strnlen on name fields in V1 wmfw files Use strnlen instead of strlen on the algorithm and coefficient name string arrays in V1 wmfw files. In V1 wmfw files the name is a NUL-terminated string in a fixed-size...