PT-2026-56886

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.10.0 Description Improper matching in the WEB FETCH FILTER LIST allows for blocklist bypasses. The system compares configured host entries against URL strings and non-label-boundary suffixes, which enables...

PT-2026-56879

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.9.6 through 0.9.9 Description An issue exists where the verify knowledge file access function only validates read access. Subsequently, file write and delete routes trust object-derived access via writable meta.knowledge...

PT-2026-56830

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.9.0 through 0.9.x Description The execute automation function rehydrated automation owners without verifying if they remained active or retained features.automations permissions. Additionally, the check model access...

GHSA-JGX9-JR5X-MVPV Open WebUI has Blind Server Side Request Forgery in its Image Edit Functionality

Summary There is a blind server side request forgery in the functionality that allows editing an image via a prompt. The affected function will perform a GET request on the URL provided by the user. There is no restriction on the domain of the provided URL allowing the local address space to be...

GHSA-VJM7-M4XH-7WRC Open WebUI vulnerable to Stored XSS via iFrame embeds in response messages

Summary Manually modifying chat history allows setting the embeds property on a response message, the content of which is loaded into an iFrame with a sandbox that has allow-scripts and allow-same-origin set, ignoring the "iframe Sandbox Allow Same Origin" configuration. This enables stored XSS o...

Open WebUI Allows Arbitrary File Write via the `download_model` Endpoint

In version 0.3.8 of open-webui/open-webui, an arbitrary file write vulnerability exists in the downloadmodel endpoint. When deployed on Windows, the application improperly handles file paths, allowing an attacker to manipulate the file path to write files to arbitrary locations on the server's...

PYSEC-2026-1743 Open WebUI has SSRF in /openai/models

The /openai/models endpoint in open-webui/open-webui version 0.3.8 is vulnerable to Server-Side Request Forgery SSRF. An attacker can change the OpenAI URL to any URL without checks, causing the endpoint to send a request to the specified URL and return the output. This vulnerability allows the...

PYSEC-2026-1735 Open WebUI Allows Viewing of Admin Details

An improper access control vulnerability in open-webui/open-webui v0.3.8 allows an attacker to view admin details. The application does not verify whether the attacker is an administrator, allowing the attacker to directly call the /api/v1/auths/admin/details interface to retrieve the first admin...

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...

PYSEC-2026-1740 Open WebUI Allows Admin Deletion via API Endpoint

In open-webui/open-webui version v0.3.8, there is an improper privilege management vulnerability. The application allows an attacker, acting as an admin, to delete other administrators via the API endpoint http://0.0.0.0:8080/api/v1/users/uuidadministrator. This action is restricted by the user...

PYSEC-2026-1733 Open WebUI Uncontrolled Resource Consumption vulnerability

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...

open-webui allows enumeration of file names and traversal of directories by observing the error messages

An information disclosure vulnerability exists in open-webui version 0.3.8. The vulnerability is related to the embedding model update feature under admin settings. When a user updates the model path, the system checks if the file exists and provides different error messages based on the existenc...

PYSEC-2026-1744 open-webui Insecure Direct Object Reference (IDOR) vulnerability

An Insecure Direct Object Reference IDOR vulnerability exists in open-webui/open-webui version v0.3.8. The vulnerability occurs in the API endpoint http://0.0.0.0:3000/api/v1/memories/id/update, where the decentralization design is flawed, allowing attackers to edit other users' memories without...

PYSEC-2026-1722 Open WebUI Stored Cross-Site Scripting Vulnerability

Attackers can craft a malicious prompt that coerces the language model into executing arbitrary JavaScript in the context of the web page...

EUVD-2026-41482

An Improper Export of Android Application Components vulnerability in ASUS Router App allows a third-party application on the same device to send a crafted Intent that causes ASUS Router App to open an specified URL. Refer to the ' Security Update for ASUS Router Android App ' section on the ASUS...

MAL-2026-6716 Malicious code in test-pkg-pnpm (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector ae5df84cbdf3092d5f7b8f405248144eacdf5119c756c97726974e547810ebec On npm install, the package's postinstall script node demo-clean.js auto-executes two installer-side actions without consent. First, openDemo...

PYSEC-2026-435 Open WebUI has an LDAP Empty Password Authentication Bypass

LDAP Empty Password Authentication Bypass Affected Component LDAP authentication endpoint: - backend/openwebui/routers/auths.py lines 468-477, user bind with empty password - backend/openwebui/models/auths.py lines 58-60, LdapForm model Affected Versions Current main branch commit 6fdd19bf1 and...

GHSA-JM82-FX9C-MX94 vulnerabilities

Vulnerabilities for packages: nemo, open-webui...

CVE-2026-54531 vulnerabilities

Vulnerabilities for packages: open-webui...

CVE-2026-54014

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.6, a path traversal vulnerability exists in open-webui's cache file serving endpoint that allows any authenticated user to read files from sibling directories outside the intended cache...