CVE-2026-45667

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.0, GET /api/v1/memories/ef is accessible without authentication and executes request.app.state.EMBEDDINGFUNCTION.... This allows any unauthenticated caller to trigger embedding generati...

GHSA-5H62-F8FG-4W7Q Duplicate Advisory: phpMyFAQ: Missing Authorization on Tag Deletion Allows Any Authenticated User to Delete Tags

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-7cx3-2qx2-3g6w. This link is maintained to preserve external references. Original Description phpMyFAQ before 4.1.2 contains a missing authorization vulnerability in the DELETE /admin/api/content/tags/tagId...

CVE-2026-45316

Summary (Open WebUI CVE-2026-45316): A permission check bug in the POST /api/v1/notes/{id}/pin endpoint allows read-only users to toggle a note’s is_pinned state because it checks read permission instead of write. The issue occurs in Open WebUI prior to 0.9.3 and is fixed in 0.9.3. The vulnerabil...

CVE-2026-45350

Open WebUI (self-hosted AI platform) has a vulnerability in the chat_completion API prior to version 0.8.6 where user-supplied tool_ids/tool_servers are used to build a tools_dict without permission checks. This allows invoking any server tool using the server’s credentials, bypassing tool restri...

CVE-2026-45350 Open WebUI: Chat completion API allows tool restrictions to be bypassed

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.6, there is a vulnerability in chat completion API, which allows attackers to bypass tool restrictions, potentially enabling unauthorized actions or access. In the chatcompletion API, t...

CVE-2026-45350 Open WebUI: Chat completion API allows tool restrictions to be bypassed

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.6, there is a vulnerability in chat completion API, which allows attackers to bypass tool restrictions, potentially enabling unauthorized actions or access. In the chatcompletion API, t...

CVE-2026-45350 Open WebUI: Chat completion API allows tool restrictions to be bypassed

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.6, there is a vulnerability in chat completion API, which allows attackers to bypass tool restrictions, potentially enabling unauthorized actions or access. In the chatcompletion API, t...

CVE-2026-45301 Open WebUI: Missing permission check in files API allows authenticated users to list, access and delete every uploaded file

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.3.16, a missing permission check in all files related API endpoints allows any authenticated user to list, access and delete every file uploaded by every user to the platform. This...

CVE-2026-45301 Open WebUI: Missing permission check in files API allows authenticated users to list, access and delete every uploaded file

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.3.16, a missing permission check in all files related API endpoints allows any authenticated user to list, access and delete every file uploaded by every user to the platform. This...

CVE-2026-45301 Open WebUI: Missing permission check in files API allows authenticated users to list, access and delete every uploaded file

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.3.16, a missing permission check in all files related API endpoints allows any authenticated user to list, access and delete every file uploaded by every user to the platform. This...

CVE-2026-45351

Open WebUI vulnerability CVE-2026-45351: A non-admin user could trigger a request to /api/models? and receive the system prompt of available models, revealing admin-set backend prompts and compromising confidentiality. This affects Open WebUI self-hosted offline AI platform versions prior to 0.8....

CVE-2026-45351 Open WebUI: Exposure of System Prompt to Regular User [Non-Admin]

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.9, when a regular user non-admin logs into the application, a http://IP:8080/api/models? web request is initiated by the application and in response, it reveals the system prompt of...

CVE-2026-45666

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.11, the API /api/v1/notes/noteid endpoint lacks proper authorization checks, allowing authenticated users to retrieve notes belonging to other users by guessing or enumerating UUIDs. Th...

CVE-2026-45666

CVE-2026-45666 — Open WebUI IDOR in notes endpoint : The API /api/v1/notes/{note_id} allowed authenticated users to read other users’ notes by guessing UUIDs prior to version 0.8.11, enabling unauthorized data disclosure. The issue is fixed in 0.8.11; per-id endpoints now enforce ownership (admin...

CVE-2026-44570 Open WebUI: Inconsistent authorization controls within memories API

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.6.19, authorization controls surrounding the memories API were inconsistent, resulting in the ability of a standard user to delete, restore, and view the contents of other users' memories...

CVE-2026-44570

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.6.19, authorization controls surrounding the memories API were inconsistent, resulting in the ability of a standard user to delete, restore, and view the contents of other users' memories...

CVE-2026-44570

CVE-2026-44570 affects Open WebUI prior to version 0.6.19, where authorization controls around the memories API were inconsistent. A non-admin user could query, view, delete, or attempt to modify another user’s memories via endpoints such as POST /api/v1/memories/query, POST /api/v1/memories/{mem...

CVE-2026-44570 Open WebUI: Inconsistent authorization controls within memories API

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.6.19, authorization controls surrounding the memories API were inconsistent, resulting in the ability of a standard user to delete, restore, and view the contents of other users' memories...

EUVD-2026-30638

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.12, the /api/v1/utils/code/execute endpoint executes arbitrary Python code via Jupyter for any verified user, even when the admin has set ENABLECODEEXECUTION=false. The feature gate is...

CVE-2026-45672

Open WebUI CVE-2026-45672 affects the /api/v1/utils/code/execute endpoint, where arbitrary Python code can be executed via Jupyter for any verified user even when ENABLE_CODE_EXECUTION is false. The feature gate is not enforced at the API level, so code execution is possible despite the admin set...