Server-side Request Forgery (SSRF)

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the /openai/models endpoint. An attacker can manipulate the OpenAI URL to any destination without validation, enabling the endpoint to initiate requests to the specified U...

Open WebUI Unauthenticated Multipart Boundary Denial of Service (DoS) Vulnerability in api/chat/file

A vulnerability in open-webui/open-webui version 79778fa allows an attacker to cause a Denial of Service DoS by uploading a file with a malformed multipart boundary. By appending a large number of characters to the end of the multipart boundary, the server continuously processes each character,...

Cross-site Scripting (XSS)

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Cross-site Scripting XSS. An attacker with a user-level account can manipulate session cookies to hijack administrator sessions, leading to unauthorized actions and potential system compromise by embedding a...

GHSA-X757-HV69-JR45 Withdrawn Advisory: Open WebUI has SSRF in /openai/models

Withdrawn Advisory This advisory has been withdrawn because it does not describe a valid vulnerability. This link is maintained to preserve external references. Original Description The /openai/models endpoint in open-webui/open-webui version 0.3.8 is vulnerable to Server-Side Request Forgery SSR...

GHSA-C7FQ-P62P-WVPC Open WebUI Has Improper Access Control Leading to Arbitrary Prompt Read

In version v0.3.8 of open-webui/open-webui, improper access control vulnerabilities allow an attacker to view any prompts. The application does not verify whether the attacker is an administrator, allowing the attacker to directly call the /api/v1/prompts/ interface to retrieve all prompt...

GHSA-85JC-8H5P-8VW8 Open WebUI Cross-Site Request Forgery (CSRF) Vulnerability

A vulnerability in open-webui/open-webui versions = 0.3.8 allows remote code execution by non-admin users via Cross-Site Request Forgery CSRF. The application uses cookies with the SameSite attribute set to lax for authentication and lacks CSRF tokens. This allows an attacker to craft a malicious...

Directory Traversal

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Directory Traversal through the /models/upload endpoint. An attacker can manipulate the file.filename parameter to include directory traversal sequences, causing the resulting filepath to escape the intended...

GHSA-WCWP-9RCP-JVFG Open WebUI Uncontrolled Resource Consumption vulnerability

A vulnerability in open-webui/open-webui v0.3.8 allows an unauthenticated attacker to sign up with excessively large text in the 'name' field, causing the Admin panel to become unresponsive. This prevents administrators from performing essential user management actions such as deleting, editing, ...

Open WebUI Uncontrolled Resource Consumption vulnerability

A vulnerability in open-webui/open-webui v0.3.8 allows an unauthenticated attacker to sign up with excessively large text in the 'name' field, causing the Admin panel to become unresponsive. This prevents administrators from performing essential user management actions such as deleting, editing, ...

Open WebUI Allows Arbitrary File Reading and Deletion

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...

Withdrawn Advisory: Open WebUI Access Control

Withdrawn Advisory This advisory has been withdrawn because it does not describe a valid vulnerability. This link is maintained to preserve external references. Original Description In version v0.3.8 of open-webui/open-webui, there is an improper access control vulnerability. On the frontend admi...

Withdrawn Advisory: Open WebUI Allows Admin Deletion via API Endpoint

Withdrawn Advisory This advisory has been withdrawn because it does not describe a valid vulnerability. This link is maintained to preserve external references. Original Description In open-webui/open-webui version v0.3.8, there is an improper privilege management vulnerability. The application...

Withdrawn Advisory: Open WebUI Allows Arbitrary File Write via the `/models/upload` Endpoint

Withdrawn Advisory This advisory has been withdrawn because it does not describe a valid vulnerability. This link is maintained to preserve external references. Original Description In open-webui version 0.3.8, the endpoint /models/upload is vulnerable to arbitrary file write due to improper...

Arbitrary File Write via Archive Extraction (Zip Slip)

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Arbitrary File Write via Archive Extraction Zip Slip through the downloadmodel endpoint. An attacker can manipulate file paths to write files to arbitrary locations on the server's filesystem, potentially...

GHSA-CRH6-PJ8C-XRHC Withdrawn Advisory: Open WebUI Allows Arbitrary File Write via the `/models/upload` Endpoint

Withdrawn Advisory This advisory has been withdrawn because it does not describe a valid vulnerability. This link is maintained to preserve external references. Original Description In open-webui version 0.3.8, the endpoint /models/upload is vulnerable to arbitrary file write due to improper...

Incorrect Synchronization

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Incorrect Synchronization due to improper access control mechanisms. An attacker can view and delete any files by directly calling specific API endpoints without needing administrative privileges. This is onl...

Cross-site Scripting (XSS)

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Cross-site Scripting XSS via the chat file upload functionality. An attacker can inject malicious scripts or content into a file, which, when accessed by a victim through a URL or shared chat, executes...

Improper Privilege Management

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Improper Privilege Management through the API endpoint http://0.0.0.0:8080/api/v1/users/uuidadministrator. An attacker, acting as an admin, can delete other administrators. This action is restricted by the us...

GHSA-PQWR-PHVV-V49F Withdrawn Advisory: Open WebUI Allows Admin Deletion via API Endpoint

Withdrawn Advisory This advisory has been withdrawn because it does not describe a valid vulnerability. This link is maintained to preserve external references. Original Description In open-webui/open-webui version v0.3.8, there is an improper privilege management vulnerability. The application...

GHSA-CFVQ-FJ53-J2C7 Withdrawn Advisory: Open WebUI Access Control

Withdrawn Advisory This advisory has been withdrawn because it does not describe a valid vulnerability. This link is maintained to preserve external references. Original Description In version v0.3.8 of open-webui/open-webui, there is an improper access control vulnerability. On the frontend admi...