CVE-2026-45365

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.11, an internal-only bypassfilter parameter is exposed on the /openai/chat/completions and /ollama/api/chat HTTP endpoints via FastAPI query string binding, allowing any authenticated...

GHSA-CQRW-J4QC-7F9W Duplicate Advisory: phpMyFAQ has unauthenticated FAQ permission bypass via getFaqBySolutionId fallback query

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-289f-fq7w-6q2w. This link is maintained to preserve external references. Original Description phpMyFAQ before 4.1.2 contains an information disclosure vulnerability in the getIdFromSolutionId method that lacks...

CVE-2026-45365 Open WebUI: Authenticated users can bypass model access control via exposed query parameter

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.11, an internal-only bypassfilter parameter is exposed on the /openai/chat/completions and /ollama/api/chat HTTP endpoints via FastAPI query string binding, allowing any authenticated...

CVE-2026-44555

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, Open WebUI supports model composition via basemodelid: a user-defined model e.g., "Cheap Assistant" can reference an existing base model e.g., "gpt-4-turbo-restricted" that provides...

CVE-2026-44555 Open WebUI: Base Model Routing Bypasses Access Control via Model Chaining

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, Open WebUI supports model composition via basemodelid: a user-defined model e.g., "Cheap Assistant" can reference an existing base model e.g., "gpt-4-turbo-restricted" that provides...

EUVD-2026-30623

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, Open WebUI supports model composition via basemodelid: a user-defined model e.g., "Cheap Assistant" can reference an existing base model e.g., "gpt-4-turbo-restricted" that provides...

CVE-2026-44555 Open WebUI: Base Model Routing Bypasses Access Control via Model Chaining

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, Open WebUI supports model composition via basemodelid: a user-defined model e.g., "Cheap Assistant" can reference an existing base model e.g., "gpt-4-turbo-restricted" that provides...

CVE-2026-44555

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, Open WebUI supports model composition via basemodelid: a user-defined model e.g., "Cheap Assistant" can reference an existing base model e.g., "gpt-4-turbo-restricted" that provides...

CVE-2026-44555 Open WebUI: Base Model Routing Bypasses Access Control via Model Chaining

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, Open WebUI supports model composition via basemodelid: a user-defined model e.g., "Cheap Assistant" can reference an existing base model e.g., "gpt-4-turbo-restricted" that provides...

CVE-2026-44555

Open WebUI (self-hosted AI platform) has a vulnerability where a model created with base_model_id can chain to a restricted base model without validating access to that base model. Before 0.9.0, during model creation, the system does not verify the creator’s permission on the referenced base mode...

CVE-2026-45339

Open WebUI (self-hosted offline AI platform) has a vulnerability where endpoint access restrictions on API keys could be bypassed by using the x-api-key header, even when the key was restricted from sensitive endpoints like /api/v1/messages. Prior to version 0.9.0, requests with Authorization: Be...

CVE-2026-45339 Open WebUI: API key endpoint restrictions bypassed via `x-api-key` header — full message processing on restricted endpoints

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, Open WebUI allows admins to restrict which API endpoints an API key can access. When an API key is restricted from /api/v1/messages, requests using the Authorization: Bearer sk-...

EUVD-2026-30612

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, Open WebUI allows admins to restrict which API endpoints an API key can access. When an API key is restricted from /api/v1/messages, requests using the Authorization: Bearer sk-...

CVE-2026-45339 Open WebUI: API key endpoint restrictions bypassed via `x-api-key` header — full message processing on restricted endpoints

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, Open WebUI allows admins to restrict which API endpoints an API key can access. When an API key is restricted from /api/v1/messages, requests using the Authorization: Bearer sk-...

CVE-2026-45339 Open WebUI: API key endpoint restrictions bypassed via `x-api-key` header — full message processing on restricted endpoints

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, Open WebUI allows admins to restrict which API endpoints an API key can access. When an API key is restricted from /api/v1/messages, requests using the Authorization: Bearer sk-...

CVE-2026-46366

phpMyFAQ before 4.1.2 contains an information disclosure vulnerability in the getIdFromSolutionId method that lacks permission filtering, allowing unauthenticated attackers to enumerate restricted FAQ entries and read their titles via the /solutionidid.html endpoint. Attackers can sequentially...

CVE-2026-46366 phpMyFAQ - Unauthenticated Information Disclosure via getIdFromSolutionId Permission Bypass

phpMyFAQ before 4.1.2 contains an information disclosure vulnerability in the getIdFromSolutionId method that lacks permission filtering, allowing unauthenticated attackers to enumerate restricted FAQ entries and read their titles via the /solutionidid.html endpoint. Attackers can sequentially...

CVE-2026-46366 phpMyFAQ - Unauthenticated Information Disclosure via getIdFromSolutionId Permission Bypass

phpMyFAQ before 4.1.2 contains an information disclosure vulnerability in the getIdFromSolutionId method that lacks permission filtering, allowing unauthenticated attackers to enumerate restricted FAQ entries and read their titles via the /solutionidid.html endpoint. Attackers can sequentially...

CVE-2026-46366

CVE-2026-46366 affects phpMyFAQ before 4.1.2. An information disclosure vulnerability exists in getIdFromSolutionId() that does not enforce permissions, allowing unauthenticated attackers to enumerate restricted FAQ entries and read their titles via the /solution_id_{id}.html endpoint. Attackers ...

CVE-2026-46366 phpMyFAQ - Unauthenticated Information Disclosure via getIdFromSolutionId Permission Bypass

phpMyFAQ before 4.1.2 contains an information disclosure vulnerability in the getIdFromSolutionId method that lacks permission filtering, allowing unauthenticated attackers to enumerate restricted FAQ entries and read their titles via the /solutionidid.html endpoint. Attackers can sequentially...