CVE-2024-12534

In version v0.3.32 of open-webui/open-webui, the application allows users to submit large payloads in the email and password fields during the sign-in process due to the lack of character length validation on these inputs. This vulnerability can lead to a Denial of Service DoS condition when a us...

CVE-2024-12868

In version 0.3.32 of open-webui, the application uses a vulnerable version of the starlette package through its dependency on fastapi. The starlette package versions =0.49 are susceptible to uncontrolled resource consumption, which can be exploited to cause a denial of service through memory...

CVE-2024-12537

In version 0.3.32 of open-webui/open-webui, the absence of authentication mechanisms allows any unauthenticated attacker to access the api/v1/utils/code/format endpoint. If a malicious actor sends a POST request with an excessively high volume of content, the server could become completely...

CVE-2024-9840

A Denial of Service DoS vulnerability exists in open-webui/open-webui version 0.3.21. This vulnerability affects multiple endpoints, including /ollama/models/upload, /audio/api/v1/transcriptions, and /rag/api/v1/doc. The application processes multipart boundaries without authentication, leading t...

CVE-2024-8017

An XSS vulnerability exists in open-webui/open-webui versions = 0.3.8, specifically in the function that constructs the HTML for tooltips. This vulnerability allows attackers to perform operations with the victim's privileges, such as stealing chat history, deleting chats, and escalating their ow...

Open WebUI Unauthenticated Multipart Boundary Denial of Service (DoS) Vulnerability

A Denial of Service DoS vulnerability exists in open-webui/open-webui version 0.3.21. This vulnerability affects multiple endpoints, including /ollama/models/upload, /audio/api/v1/transcriptions, and /rag/api/v1/doc. The application processes multipart boundaries without authentication, leading t...

GHSA-5CCF-884P-4JJQ Open WebUI Unauthenticated Multipart Boundary Denial of Service (DoS) Vulnerability

A Denial of Service DoS vulnerability exists in open-webui/open-webui version 0.3.21. This vulnerability affects multiple endpoints, including /ollama/models/upload, /audio/api/v1/transcriptions, and /rag/api/v1/doc. The application processes multipart boundaries without authentication, leading t...

Cross-site Scripting (XSS)

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Cross-site Scripting XSS through the /api/v1/models/add endpoint. An attacker can execute arbitrary scripts that affect other users, including administrators, by injecting malicious scripts into the model...

Missing Authentication for Critical Function

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Missing Authentication for Critical Function through the api/v1/utils/pdf endpoint. An attacker can exhaust server resources and cause a denial of service by sending a POST request with an excessively large...

Denial of Service (DoS)

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Denial of Service DoS via the endpoint for converting markdown. An attacker can cause the server to spend excessive time on processing, rendering it unresponsive to other requests until the conversion is...

Arbitrary File Upload

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Arbitrary File Upload via the audio/api/v1/transcriptions endpoint. An attacker can execute arbitrary code on the server by uploading a malicious file with a crafted filename that exploits insufficient...

GHSA-GJ27-76GQ-5V3P Open WebUI stored cross-site scripting (XSS) vulnerability

A stored cross-site scripting XSS vulnerability exists in open-webui/open-webui version 0.3.8. The vulnerability is present in the /api/v1/models/add endpoint, where the model description field is improperly sanitized before being rendered in chat. This allows an attacker to inject malicious...

GHSA-9VF8-XGWM-97R8 Open WebUI lacks authentication for the `api/v1/utils/pdf` endpoint

In version v0.3.10 of open-webui/open-webui, the api/v1/utils/pdf endpoint lacks authentication mechanisms, allowing unauthenticated attackers to access the PDF generation service. This vulnerability can be exploited by sending a POST request with an excessively large payload, potentially leading...

Open WebUI denial of service through endpoint for converting markdown

In version 0.3.8 of open-webui, an endpoint for converting markdown to HTML is exposed without authentication. A maliciously crafted markdown payload can cause the server to spend excessive time converting it, leading to a denial of service. The server becomes unresponsive to other requests until...

Open WebUI stored cross-site scripting (XSS) vulnerability

A stored cross-site scripting XSS vulnerability exists in open-webui/open-webui version 0.3.8. The vulnerability is present in the /api/v1/models/add endpoint, where the model description field is improperly sanitized before being rendered in chat. This allows an attacker to inject malicious...

GHSA-5V9M-57MQ-QC75 Open WebUI denial of service through endpoint for converting markdown

In version 0.3.8 of open-webui, an endpoint for converting markdown to HTML is exposed without authentication. A maliciously crafted markdown payload can cause the server to spend excessive time converting it, leading to a denial of service. The server becomes unresponsive to other requests until...

GHSA-FF5C-56M7-VC75 Open WebUI allows Remote Code Execution via Arbitrary File Upload to /audio/api/v1/transcriptions

OpenWebUI version 0.3.0 contains a vulnerability in the audio API endpoint /audio/api/v1/transcriptions that allows for arbitrary file upload. The application performs insufficient validation on the file.contenttype and allows user-controlled filenames, leading to a path traversal vulnerability...

Open WebUI Vulnerable to a Session Fixation Attack

A vulnerability in open-webui/open-webui version 0.3.8 allows an attacker with a user-level account to perform a session fixation attack. The session cookie for all users is set with the default SameSite=Lax and does not have the Secure flag enabled, allowing the session cookie to be sent over HT...

Open WebUI Vulnerable to Cross-Site Request Forgery (CSRF)

In version v0.3.8 of open-webui/open-webui, sensitive actions such as deleting and resetting are performed using the GET method. This vulnerability allows an attacker to perform Cross-Site Request Forgery CSRF attacks, where an unaware user can unintentionally perform sensitive actions by simply...

Undefined Behavior for Input to API

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Undefined Behavior for Input to API due to improper access control on the /api/v1/auths/admin/details interface. An attacker can view administrative details by directly calling the interface without needing...