Latest CVE Feed

Vulnerabilities published in the last 30 days. Filter by severity, exploit status, or attack vector.

Score
Vulnerability
Published
5.4 MEDIUM
CVE-2026-44563 — Open WebUI: Ollama Model Access Control Bypass via /api/generate, /api/embed, /api/embedd…

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the /api/generate, /api/embed, /api/embeddings, and /api/show endpoints accept any m…

Remote | Authorization
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
6.5 MEDIUM
CVE-2026-44562 — Open WebUI: Model Import Overwrites Any Model Without Ownership Check

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the POST /api/v1/models/import endpoint allows users with the workspace.models_impor…

Remote | Authorization
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
5.4 MEDIUM
CVE-2026-44561 — Open WebUI: Deactivated Channel Members Retain Full Access to Group/DM Channels

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the is_user_channel_member function checks whether a ChannelMember row exists but do…

Remote | Authorization
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
6.5 MEDIUM
CVE-2026-44560 — Open WebUI: Unauthorized File and Knowledge Base Content Access via RAG Vector Search

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the type: "file" (non-full-context), type: "text" with collection_name, and bare col…

Remote | Authorization
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
4.3 MEDIUM
CVE-2026-44559 — Open WebUI: Missing Access Check on Channel Members Endpoint for Standard Channels

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the GET /api/v1/channels/{id}/members endpoint only checks membership for group and …

Remote | Authorization
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
5.4 MEDIUM
CVE-2026-44558 — Open WebUI: Channel Access Grants Bypass filter_allowed_access_grants

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the channel router does not call filter_allowed_access_grants on either create or up…

Remote | Authorization
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
4.3 MEDIUM
CVE-2026-44557 — Open WebUI: Global Knowledge Base Enumeration via knowledge-bases Meta-Collection

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the _validate_collection_access function uses an incomplete allowlist that only enfo…

Remote | Authorization
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
7.1 HIGH
CVE-2026-44556 — Open WebUI: responses passthrough endpoint lacks access control authorization

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the /responses endpoint in the OpenAI router accepts any authenticated user and forw…

Remote | Authorization
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
7.6 HIGH
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 base_model_id: a user-defined model (e.g.,…

Remote | Authorization
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
8.1 HIGH
CVE-2026-44554 — Open WebUI: Knowledge Base Destruction and RAG Poisoning via Unauthorized Collection Over…

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the POST /api/v1/retrieval/process/web endpoint accepts a user-supplied collection_n…

Remote | Authorization
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
8.1 HIGH
CVE-2026-44553 — Open WebUI: Stale Admin Role in Socket.IO Session Pool Enables Post-Demotion Cross-User N…

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, administrative role changes and user deletions do not iterate SESSION_POOL to discon…

Remote | Authentication
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
8.7 HIGH
CVE-2026-44552 — Open WebUI: Redis Cache Keys tool_servers and terminal_servers Missing Instance Prefix En…

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the tool_servers and terminal_servers keys in utils/tools.py do use a prefix. When t…

Remote | Misconfiguration
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
9.1 CRITICAL
CVE-2026-44551 — Open WebUI: LDAP Empty Password Authentication Bypass

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the LDAP authentication endpoint does not validate that the submitted password is no…

Remote | Authentication
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
5.0 MEDIUM
CVE-2026-44550 — Open WebUI: Mass Assignment via Pydantic extra='allow' Allows Creating Folders in Other U…

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, FolderForm uses model_config = ConfigDict(extra='allow'), which permits arbitrary fi…

Remote | Misconfiguration
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
0.0 NA
CVE-2025-67031 — ORSEE Remote Code Execution Vulnerability

ORSEE (Online Recruitment System for Economic Experiments) 3.1.0 contains an authenticated Remote Code Execution vulnerability in the participant profile field processing subsystem. Certain field con…

| Injection
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
0.0 NA
CVE-2026-44721 — Open WebUI: Stored XSS via Model Description

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, a stored cross-site scripting (XSS) vulnerability that allows any authenticated user…

| Cross-Site Scripting
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
8.7 HIGH
CVE-2026-8686 — DoS from MQTT v5.0 Deserialization Fault in core MQTT

Missing bounds validation in the MQTT v5.0 property parser in coreMQTT before 5.0.1 allows an MQTT broker to cause a denial of service by sending a crafted packet. To remediate this issue, users s…

Remote | Denial of Service
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
4.3 MEDIUM
CVE-2026-4054 — SVG content served through Mattermost image proxy despite Content-Type restrictions cause…

Mattermost versions 11.5.x <= 11.5.1, 10.11.x <= 10.11.13, 11.4.x <= 11.4.3 Fail to validate the response body of proxied images, which allows a remote attacker to enact client-side DoS via an SVG fi…

Remote | Denial of Service
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
3.1 LOW
CVE-2026-4053 — post edit time limit is not enforced on some post update operations

Mattermost versions 11.5.x <= 11.5.1, 10.11.x <= 10.11.13 fail to enforce the PostEditTimeLimit on non-message post fields which allows an authenticated user to modify post file attachments, props, a…

Remote | Authorization
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
7.6 HIGH
CVE-2026-46408 — Vvveb: checkout IDOR allows unauthorized reuse of another user's cart

Vvveb is a powerful and easy to use CMS with page builder to build websites, blogs or ecommerce stores. Prior to 1.0.8.3, the checkout endpoint accepts a user-controlled cart_id and uses it to enter …

Remote | Authorization
May 15, 2026 May 15, 2026
May 15, 2026
May 15, 2026
Showing 20 of 6317 Results