CVE-2026-45402

Open WebUI CVE-2026-45402 describes a cross-user file access/overwrite vulnerability in offline Open WebUI prior to 0.9.5. Two concrete paths allow attaching a victim’s file_id without verifying ownership: (1) folder knowledge ingestion via POST /api/v1/folders/{id}/update and (2) knowledge-base ...

GHSA-R472-MW7M-967F Open WebUI: Cross-User File Access via Unchecked file_id in Folder Knowledge and Knowledge-Base Attach Endpoints

Cross-User File Access via Unchecked fileid in Folder Knowledge and Knowledge-Base Attach Endpoints Summary Multiple endpoints accept a user-supplied fileid and attach the referenced file to a resource the caller controls folder knowledge, knowledge-base contents without verifying that the caller...

CVE-2026-7847

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function getfileid of the file libs/chatchat-server/chatchat/server/apiserver/openairoutes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently rando...

EUVD-2026-27504

Dify before version 1.14.0 contains an authorization bypass vulnerability that allows authenticated users to read the full contents of files uploaded by other users within the same tenant by supplying an arbitrary file UUID in the files array of a chat-messages request. Attackers can exploit...

EUVD-2026-27408

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function getfileid of the file libs/chatchat-server/chatchat/server/apiserver/openairoutes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently rando...

CVE-2026-7847 chatchat-space Langchain-Chatchat Uploaded File openai_routes.py _get_file_id random values

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function getfileid of the file libs/chatchat-server/chatchat/server/apiserver/openairoutes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently rando...

CVE-2026-7847 chatchat-space Langchain-Chatchat Uploaded File openai_routes.py _get_file_id random values

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function getfileid of the file libs/chatchat-server/chatchat/server/apiserver/openairoutes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently rando...

CVE-2026-7847

CVE-2026-7847 affects chatchat-space Langchain-Chatchat up to v0.3.1.3. The vulnerability is in the function _get_file_id within libs/chatchat-server/chatchat/server/api_server/openai_routes.py of the Uploaded File Handler. Manipulation leads to insufficiently random values, with local-network ac...

CVE-2026-7847

A vulnerability was found in chatchat-space Langchain-Chatchat up to 0.3.1.3. The affected element is the function getfileid of the file libs/chatchat-server/chatchat/server/apiserver/openairoutes.py of the component Uploaded File Handler. Performing a manipulation results in insufficiently rando...

LangChain-Chatchat 加密问题漏洞

LangChain-Chatchat is a chatbot software developed based on the LangChain framework, open-sourced by Chatchat-Space. Versions of LangChain-Chatchat 0.3.1.3 and earlier had an encryption vulnerability. This vulnerability stems from a function in the Uploaded File Handler component, specifically th...

Fedora 44 : python-pydicom (2026-9eecdef4e0)

The remote Fedora 44 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-9eecdef4e0 advisory. Patch release for security advisory CVE-2026-32711. A crafted DICOMDIR could create a path traversal by setting ReferencedFileID to a path outside the File-s...

Zhiyuan OA - arbitrary file upload leading

Exploit Title: Zhiyuan OA - arbitrary file upload leading Google Dork / FOFA: app="致远互联-OA" && title="V8.0SP2" Date: 1-11-2025 Exploit Author: Beatriz Fresno Naumova Vendor Homepage: https://service.seeyon.com/ Software Link: vendor download / product page if available Version: 5.0, 5.1–5.6sp1,...

EUVD-2026-18653

UNSUPPORTED WHEN ASSIGNED Focalboard version 8.0 fails to validate file ownership when serving uploaded files. This allows an authenticated attacker who knows a victim's fileID to read the content of the file. NOTE: Focalboard as a standalone product is not maintained and no fix will be issued...

Open WebUI has unauthorized deletion of knowledge files

Summary An access control check is missing when deleting a file from a knowledge base. The only check being done is that the user has write access to the knowledge base or is admin, but NOT that the file actually belongs to this knowledge base. It is thus possible to delete arbitrary files from...

CVE-2026-29070

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.6, an access control check is missing when deleting a file from a knowledge base. The only check being done is that the user has write access to the knowledge base or is admin,...

pydicom has a path traversal in FileSet/DICOMDIR ReferencedFileID allows file access outside the File-set root

Summary A crafted DICOMDIR can set ReferencedFileID to a path outside the File-set root. pydicom resolves the path only to confirm that it exists, but does not verify that the resolved path remains under the File-set root. Subsequent public FileSet operations such as copy, write, and...

EUVD-2026-13433

pydicom has a path traversal in FileSet/DICOMDIR ReferencedFileID allows file access outside the File-set root...

GHSA-V856-2RF8-9F28 pydicom has a path traversal in FileSet/DICOMDIR ReferencedFileID allows file access outside the File-set root

Summary A crafted DICOMDIR can set ReferencedFileID to a path outside the File-set root. pydicom resolves the path only to confirm that it exists, but does not verify that the resolved path remains under the File-set root. Subsequent public FileSet operations such as copy, write, and...

CVE-2026-32711

pydicom is a pure Python package for working with DICOM files. Versions 2.0.0-rc.1 through 3.0.1 are vulnerable to Path Traversal through a maliciously crafted DICOMDIR ReferencedFileID when it is set to a path outside the File-set root. pydicom resolves the path only to confirm that it exists, b...

CVE-2026-32711

pydicom is a pure Python package for working with DICOM files. Versions 2.0.0-rc.1 through 3.0.1 are vulnerable to Path Traversal through a maliciously crafted DICOMDIR ReferencedFileID when it is set to a path outside the File-set root. pydicom resolves the path only to confirm that it exists, b...