PT-2026-89174

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.10.0 through 0.11.0 Description An issue exists in the chat-completions handler within backend/open webui/main.py where the system fails to verify if a user has write access to a specified folder when creating a new chat...

PT-2026-89171

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.9.5 through 0.11.0 Description An issue exists in the channel branch of the chat completions handler where the system verifies if a user has write access to a channel and if a specific message belongs to that channel, but...

Central Authentication System (CAS) Server - Moderately critical - Open redirect - SA-CONTRIB-2026-135

This module enables you to turn a Drupal install into the Central Authentication System CAS Server. It makes your database the primary location for other systems to use for authentication in a SSO environment. The module doesn't sufficiently check the service URL used to redirect the user during...

PT-2026-89167

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.6.41 through 0.11.0 Description On SQLite deployments, the lookup process mapping an external identity to a local account performs a substring match instead of an exact match. This occurs because the contains operator on...

CVE-2026-87014: Insufficient Session Expiration

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 until 0.11.1, role synchronization in backend/openwebui/routers/auths.py and backend/openwebui/utils/oauth.py updated an administrator's database role without invalidating the user record cached by...

CVE-2026-88001: Server-Side Request Forgery (SSRF)

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.5 until 0.11.1, server-side web fetches did not reapply WEBFETCHFILTERLIST or private-address controls to HTTP redirect destinations when AIOHTTPCLIENTALLOWREDIRECTS was enabled. An authenticated user...

CVE-2026-87998: Improper Privilege Management

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.10.0 until 0.11.1, DELETE /api/v1/knowledge/id/delete in backend/openwebui/routers/knowledge.py authorized deletion against the knowledge base but then removed its administrator-owned external connection...

CVE-2026-87016: Improper Neutralization of Wildcards or Matching Symbols

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.6.41 until 0.11.1, getuserbyoauthsub and getuserbyscimexternalid in backend/openwebui/models/users.py used JSON contains matching that compiled to SQL LIKE substring matching on SQLite. An OAuth subject...

CVE-2026-87999: Server-Side Request Forgery (SSRF)

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.11.1, POST /api/v1/retrieval/process/web and POST /api/v1/retrieval/process/web/search in backend/openwebui/retrieval/web/utils.py treated Python's globally routable address classification as proof th...

PT-2026-89175

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.10.0 through 0.11.0 Description An issue exists in the knowledge base delete handler where a non-administrator user with write access to an external knowledge base can delete the shared instance configuration. This occurs...

CVE-2026-87017: Exposure of Sensitive Information to an Unauthorized Actor

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.7.0 until 0.11.1, the built-in knowledge search tool passed the caller's readable knowledge identifiers through a metadata filter, but the search methods in eleven shipped vector backends ignored that...

PT-2026-88866

The Groundhogg — CRM, Newsletters, and Marketing Automation WordPress plugin before 4.7.2 does not restrict the redirect target of its email preference confirmation flow to the site's own host, allowing unauthenticated attackers to redirect visitors to an arbitrary external URL by way of a crafte...

PT-2026-88912

URL redirection to untrusted site 'open redirect' vulnerability in Yordam Informatics Technology Consulting, Training, and Electronic Systems Industry and Trade Inc. Library Information and Document Automation Program allows Phishing. This issue affects Library Information and Document Automation...

SAML SSO - Service Provider - Critical - Open redirect - SA-CONTRIB-2026-143

This module allows you to configure your Drupal site as a SAML 2.0 Service Provider so that users can authenticate through an external identity provider. The miniorangesaml module does not sufficiently validate certain user-supplied URLs before performing redirects. An attacker could cause users ...

PT-2026-89168

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.7.0 through 0.11.0 Description The built-in knowledge search tool fails to properly restrict access to knowledge bases when using specific vector backends. While the tool identifies which knowledge bases a user is permitt...

CVE-2026-88000: Loop with Unreachable Exit Condition

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.10.0 until 0.11.1, DELETE /api/v1/chats/id/messages/messageid used the chat-history deletion helper in backend/openwebui/models/chats.py to follow childrenIds without recording visited message identifiers...

PT-2026-89237

This module enables you to turn a Drupal install into the Central Authentication System CAS Server. It makes your database the primary location for other systems to use for authentication in a SSO environment. The module doesn't sufficiently check the service URL used to redirect the user during...

PT-2026-89177

Summary Chat histories are stored as an unvalidated JSON object. After a message is deleted, the code that picks the chat's new current message walked down the childrenIds links without recording where it had already been. Any account with the default user role could store a chat whose messages...

PT-2026-89244

This module allows you to configure your Drupal site as a SAML 2.0 Service Provider so that users can authenticate through an external identity provider. The miniorange saml module does not sufficiently validate certain user-supplied URLs before performing redirects. An attacker could cause users...

PT-2026-89162

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.6.27 through 0.11.0 Description An issue exists in the tool loading routine within backend/open webui/utils/tools.py where a cookie jar is captured from the enclosing connection loop instead of being bound to each externa...