CVE-2026-45396 Open WebUI: Mass Assignment via FeedbackForm extra=allow Allows Feedback User ID Spoofing and Evaluation Data Manipulation

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.5, the POST /api/v1/evaluations/feedback endpoint in Open WebUI v0.9.2 is vulnerable to mass assignment via FeedbackForm, which uses modelconfig = ConfigDictextra='allow'. Due to an...

CVE-2026-45396 Open WebUI: Mass Assignment via FeedbackForm extra=allow Allows Feedback User ID Spoofing and Evaluation Data Manipulation

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.5, the POST /api/v1/evaluations/feedback endpoint in Open WebUI v0.9.2 is vulnerable to mass assignment via FeedbackForm, which uses modelconfig = ConfigDictextra='allow'. Due to an...

CVE-2026-45396 Open WebUI: Mass Assignment via FeedbackForm extra=allow Allows Feedback User ID Spoofing and Evaluation Data Manipulation

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.5, the POST /api/v1/evaluations/feedback endpoint in Open WebUI v0.9.2 is vulnerable to mass assignment via FeedbackForm, which uses modelconfig = ConfigDictextra='allow'. Due to an...

CVE-2026-45396

Summary of technical details (CVE-2026-45396) Open WebUI v0.9.2 is vulnerable to mass assignment in the endpoint POST /api/v1/evaluations/feedback through a FeedbackForm that uses extra='allow'. The root cause is an insecure dictionary merge order in insert_new_feedback(), where the form data can...

CVE-2026-44550 Open WebUI: Mass Assignment via Pydantic extra='allow' Allows Creating Folders in Other Users' Accounts

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, FolderForm uses modelconfig = ConfigDictextra='allow', which permits arbitrary fields to pass through Pydantic validation and be included in modeldumpexcludeunset=True. In...

CVE-2026-44550

Open WebUI prior to 0.9.0 vulnerable to mass assignment via Pydantic extra='allow' in FolderForm. The server constructs a FolderModel by merging attacker-controlled extra fields (from form_data.model_dump(exclude_unset=True)) over a server-populated user_id, and because user_id is a real field, a...

CVE-2026-45675

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the LDAP and OAuth authentication flows use a TOCTOU Time-of-Check-Time-of-Use pattern for first-user admin role assignment. The regular signup handler signuphandler in auths.py, lin...

EUVD-2026-30513

The Frontend Admin by DynamiApps plugin for WordPress is vulnerable to Privilege Escalation in versions up to and including 3.28.36. This is due to insufficient authorization checks in the role field update mechanism combined with overly permissive capabilities for the adminform post type. The...

CVE-2026-6228

The Frontend Admin by DynamiApps plugin for WordPress is vulnerable to Privilege Escalation in versions up to and including 3.28.36. This is due to insufficient authorization checks in the role field update mechanism combined with overly permissive capabilities for the adminform post type. The...

CVE-2026-45229

Quark Drive before 0.8.5 contains a mass assignment vulnerability in the POST /update endpoint that allows authenticated attackers to overwrite administrator credentials by posting an arbitrary webui object to the configdata dictionary. Attackers can exploit insufficient deny-list filtering to...

Open WebUI: Mass Assignment via FeedbackForm extra=allow Allows Feedback User ID Spoofing and Evaluation Data Manipulation

Mass Assignment in Feedback Creation Allows User ID Spoofing and Evaluation Data Manipulation Summary The POST /api/v1/evaluations/feedback endpoint in Open WebUI v0.9.2 is vulnerable to mass assignment via FeedbackForm, which uses modelconfig = ConfigDictextra='allow'. Due to an insecure...

GHSA-RJMP-VJF2-QF4G Open WebUI: Mass Assignment via FeedbackForm extra=allow Allows Feedback User ID Spoofing and Evaluation Data Manipulation

Mass Assignment in Feedback Creation Allows User ID Spoofing and Evaluation Data Manipulation Summary The POST /api/v1/evaluations/feedback endpoint in Open WebUI v0.9.2 is vulnerable to mass assignment via FeedbackForm, which uses modelconfig = ConfigDictextra='allow'. Due to an insecure...

GHSA-WXRR-JP8M-QQ7F FlowiseAI: Evaluator create+update mass-assignment allows cross-workspace evaluator takeover

Summary Type: Mass assignment via Object.assignentity, body - client-controlled workspaceId and on create, id overwritten on the Evaluator entity - cross-workspace data takeover and IDOR. File: packages/server/src/Interface.Evaluation.ts Root cause: The Evaluator controller/service constructs a n...

NPM: FlowiseAI: Evaluator create+update mass-assignment allows cross-workspace evaluator takeover

NPM: FlowiseAI: Evaluator create+update mass-assignment allows cross-workspace evaluator takeover vulnerability discovered by ? in WordPress Npm flowise versions = 3.1.1...

FlowiseAI: Evaluator create+update mass-assignment allows cross-workspace evaluator takeover

Summary Type: Mass assignment via Object.assignentity, body - client-controlled workspaceId and on create, id overwritten on the Evaluator entity - cross-workspace data takeover and IDOR. File: packages/server/src/Interface.Evaluation.ts Root cause: The Evaluator controller/service constructs a n...

GHSA-MQ53-PC65-WJC4 FlowiseAI: Evaluation create+update mass-assignment allows cross-workspace evaluation takeover

Summary Type: Mass assignment via Object.assignentity, body - client-controlled workspaceId and on create, id overwritten on the Evaluation entity - cross-workspace data takeover and IDOR. File: packages/server/src/services/evaluations/index.ts Root cause: The Evaluation controller/service...

NPM: FlowiseAI: Evaluation create+update mass-assignment allows cross-workspace evaluation takeover

NPM: FlowiseAI: Evaluation create+update mass-assignment allows cross-workspace evaluation takeover vulnerability discovered by ? in WordPress Npm flowise versions = 3.1.1...

FlowiseAI: Evaluation create+update mass-assignment allows cross-workspace evaluation takeover

Summary Type: Mass assignment via Object.assignentity, body - client-controlled workspaceId and on create, id overwritten on the Evaluation entity - cross-workspace data takeover and IDOR. File: packages/server/src/services/evaluations/index.ts Root cause: The Evaluation controller/service...

NPM: FlowiseAI: DatasetRow create+update mass-assignment allows cross-workspace row takeover

NPM: FlowiseAI: DatasetRow create+update mass-assignment allows cross-workspace row takeover vulnerability discovered by ? in WordPress Npm flowise versions = 3.1.1...

FlowiseAI: DatasetRow create+update mass-assignment allows cross-workspace row takeover

Summary Type: Mass assignment via Object.assignentity, body - client-controlled workspaceId and on create, id overwritten on the DatasetRow entity - cross-workspace data takeover and IDOR. File: packages/server/src/services/dataset/index.ts Root cause: The DatasetRow controller/service constructs...