Authorization Bypass Through User-Controlled Key

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key in the GET /api/v1/notes/noteid endpoint due to missing authorization checks. An attacker can access and retrieve notes belonging to other users by manipulatin...

Open WebUI has an Indirect Object Reference (IDOR) in user notes

Summary 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. This results in unauthorized disclosure of potentially sensitive or private user data. Details - if notes is...

Authorization Bypass Through User-Controlled Key

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the getfolders and processchatpayload paths in the folder and chat handling code. An attacker can read files and knowledge collections they do not have...

GHSA-4G37-7P2C-38R9 Open WebUI Vulnerable to IDOR: Retrieval API Bypasses Knowledge Base Access Controls

IDOR: Retrieval API Bypasses Knowledge Base Access Controls Author: Andrew Orr Summary validatecollectionaccess PR 22109 checks the user-memory- and file- collection name prefixes but does not check knowledge base collections, which use raw UUIDs as collection names. Any authenticated user who...

Authorization Bypass Through User-Controlled Key

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key in the retrieval process, specifically when validating access to knowledge base collections by UUID. An attacker can access, modify, or delete another user's...

Open WebUI Vulnerable to IDOR: Retrieval API Bypasses Knowledge Base Access Controls

IDOR: Retrieval API Bypasses Knowledge Base Access Controls Author: Andrew Orr Summary validatecollectionaccess PR 22109 checks the user-memory- and file- collection name prefixes but does not check knowledge base collections, which use raw UUIDs as collection names. Any authenticated user who...

Authorization Bypass Through User-Controlled Key

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key in the pinchannelmessage process. An attacker can modify the ispinned, pinnedby, and pinnedat fields of messages by sending API requests with only read-level...

Authorization Bypass Through User-Controlled Key

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key through the updatemessagebyid and deletemessagebyid handlers in channels.py. An attacker can overwrite or remove another member’s group or direct message conte...

Authorization Bypass Through User-Controlled Key

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key through the chatcompletion process. An attacker can access and continue another user's conversation by supplying a known Chat ID in API requests. This is only...

CVE-2026-42032

CKAN is an open-source DMS data management system for powering data hubs and data portals. Prior to 2.10.10 and 2.11.5, a vulnerability in datastoresearchsql allowed attackers to bypass authorization in order to gain access to private resources and PostgreSQL system information This vulnerability...

CVE-2026-42349

Clerk JavaScript is the official JavaScript repository for Clerk authentication. has, auth.protect, and related authorization predicates in @clerk/shared, @clerk/nextjs, @clerk/backend, and other framework SDKs can return true for certain combined authorization checks when the result should be...

CVE-2026-44283

etcd is a distributed key-value store for the data of a distributed system. Prior to 3.4.44, 3.5.30, and 3.6.11, a vulnerability in etcd allows read access via PrevKv, or lease attachment in Put requests within transaction operations, to bypass RBAC authorization checks. An authenticated user...

CVE-2026-44283

etcd is a distributed key-value store for the data of a distributed system. Prior to 3.4.44, 3.5.30, and 3.6.11, a vulnerability in etcd allows read access via PrevKv, or lease attachment in Put requests within transaction operations, to bypass RBAC authorization checks. An authenticated user...

CVE-2026-44283 etcd: Read access via PrevKv in etcd transactions may bypass RBAC authorization checks

etcd is a distributed key-value store for the data of a distributed system. Prior to 3.4.44, 3.5.30, and 3.6.11, a vulnerability in etcd allows read access via PrevKv, or lease attachment in Put requests within transaction operations, to bypass RBAC authorization checks. An authenticated user...

EUVD-2026-30339

Hatchet is a platform for orchestrating background tasks, AI agents, and durable workflows at scale. Prior to 0.83.39, a missing authorization directive on the GET /api/v1/stable/dags/tasks endpoint caused Hatchet's tenant-membership check to be skipped for this route. A user authenticated to any...

CVE-2026-42572 Hatchet: Cross-tenant information disclosure in `listTasksByDAGIds`

Hatchet is a platform for orchestrating background tasks, AI agents, and durable workflows at scale. Prior to 0.83.39, a missing authorization directive on the GET /api/v1/stable/dags/tasks endpoint caused Hatchet's tenant-membership check to be skipped for this route. A user authenticated to any...

Portainer's Kubernetes middleware continues after token validation failure, bypassing endpoint authorization

Summary Portainer proxies requests to Kubernetes clusters through a middleware layer kubeClientMiddleware that validates the requesting user's token before forwarding traffic to the cluster. When security.RetrieveTokenData returned an error, the middleware wrote an HTTP 403 response but was missi...

GHSA-MGQ6-4X29-88R3 Portainer's Kubernetes middleware continues after token validation failure, bypassing endpoint authorization

Summary Portainer proxies requests to Kubernetes clusters through a middleware layer kubeClientMiddleware that validates the requesting user's token before forwarding traffic to the cluster. When security.RetrieveTokenData returned an error, the middleware wrote an HTTP 403 response but was missi...

Authorization Bypass Through User-Controlled Key

Overview n8n is a n8n Workflow Automation Tool Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the OAuth1 and OAuth2 credential reconnect endpoints. A user with readonly access to shared credentials can overwrite stored OAuth token material...

NPM: n8n Has a Cross-user Authorization Bypass in Dynamic Credential OAuth Endpoints

NPM: n8n Has a Cross-user Authorization Bypass in Dynamic Credential OAuth Endpoints vulnerability discovered by ? in WordPress Npm n8n versions 1.123.43...