Open WebUI: Unauthenticated WebSocket Access to Collaborative Document Handlers (ydoc:awareness:update, ydoc:document:leave)

SummaryThe Socket.IO server is configured with alwaysconnect=True lines 78, 91 in backend/openwebui/socket/main.py and the connect handler line 329 never rejects unauthenticated connections. Two Ydoc event handlers have zero authentication checks, allowing unauthenticated clients to interact with...

Open WebUI: Unauthenticated WebSocket Access to Collaborative Document Handlers (ydoc:awareness:update, ydoc:document:leave)

Summary The Socket.IO server is configured with alwaysconnect=True lines 78, 91 in backend/openwebui/socket/main.py and the connect handler line 329 never rejects unauthenticated connections. Two Ydoc event handlers have zero authentication checks, allowing unauthenticated clients to interact wit...

GHSA-GMFW-G93R-VG53 Open WebUI: Unauthenticated WebSocket Access to Collaborative Document Handlers (ydoc:awareness:update, ydoc:document:leave)

Summary The Socket.IO server is configured with alwaysconnect=True lines 78, 91 in backend/openwebui/socket/main.py and the connect handler line 329 never rejects unauthenticated connections. Two Ydoc event handlers have zero authentication checks, allowing unauthenticated clients to interact wit...

EUVD-2026-42623

Open WebUI: Unauthenticated WebSocket Access to Collaborative Document Handlers ydoc:awareness:update, ydoc:document:leave...

Missing Authentication for Critical Function

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Missing Authentication for Critical Function via unauthenticated access to the ydoc:awareness:update and ydoc:document:leave event handlers. An attacker can disrupt collaborative editing sessions, impersonate...

Open WebUI: Any authenticated user can read other users' private notes via Socket.IO

SummaryThe ydoc:document:join Socket.IO handler checks note ownership only when the documentid starts with note: colon. However, the YdocManager storage layer normalizes all document IDs by replacing colons with underscores documentid.replace":", "". An attacker can join a document room using not...

Read-Only Open WebUI Users Can Modify Collaborative Documents via Socket.IO

Read-Only Users Can Modify Collaborative Documents via Socket.IO Affected ComponentSocket.IO collaborative document editing handler:- backend/openwebui/socket/main.py lines 667-721, ydoc:document:update handler Affected VersionsCurrent main branch and likely all versions with collaborative note...

PT-2026-59356

Summary The ydoc:document:join Socket.IO handler checks note ownership only when the document id starts with note: colon. However, the YdocManager storage layer normalizes all document IDs by replacing colons with underscores document id.replace":", " ". An attacker can join a document room using...

CVE-2026-59216

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.10.0, geteventcall delivered execute:python and execute:tool Socket.IO events to a client-supplied sessionid after checking only that the session was connected, allowing authenticated users who learne...

CVE-2026-59715 Open WebUI: Unauthenticated WebSocket Access to Collaborative Document Handlers (ydoc:awareness:update, ydoc:document:leave)

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.6.16 before 0.10.0, the Socket.IO server is configured with alwaysconnect=True. The ydoc:awareness:update and ydoc:document:leave Socket.IO handlers accepted collaborative-document events without requirin...

CVE-2026-59715

Affected software: Open WebUI self-hosted AI platform. Vulnerability: Unauthenticated access to collaborative-document Socket.IO handlers (ydoc:awareness:update, ydoc:document:leave) that accepted events without authenticated user, enabling unauthorized manipulation of document collaboration stat...

python311-jupyter-ydoc-3.5.0-1.1 on GA media (moderate)

python311-jupyter-ydoc-3.5.0-1.1 on GA media Announcement ID: openSUSE-SU-2026:11137-1 Rating: moderate Cross-References: CVE-2026-48779 CVSS scores: CVE-2026-48779 SUSE : 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2026-48779 SUSE : 7.1...

PT-2026-53342

These are all security issues fixed in the python311-jupyter-ydoc-3.5.0-1.1 package on the GA media of openSUSE Tumbleweed...

OPENSUSE-SU-2026:11137-1 python311-jupyter-ydoc-3.5.0-1.1 on GA media

These are all security issues fixed in the python311-jupyter-ydoc-3.5.0-1.1 package on the GA media of openSUSE Tumbleweed...

CVE-2026-54022

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.11, the ydoc:document:join Socket.IO handler checks note ownership only when the documentid starts with note: colon. However, the YdocManager storage layer normalizes all document IDs b...

CVE-2026-54022

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.11, the ydoc:document:join Socket.IO handler checks note ownership only when the documentid starts with note: colon. However, the YdocManager storage layer normalizes all document IDs b...

EUVD-2026-38521

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.11, the ydoc:document:join Socket.IO handler checks note ownership only when the documentid starts with note: colon. However, the YdocManager storage layer normalizes all document IDs b...

Open WebUI: Any authenticated user can read other users' private notes via Socket.IO

Summary The ydoc:document:join Socket.IO handler checks note ownership only when the documentid starts with note: colon. However, the YdocManager storage layer normalizes all document IDs by replacing colons with underscores documentid.replace":", "". An attacker can join a document room using no...

PT-2026-50593

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.8.11 Description An authorization bypass exists in the ydoc:document:join Socket.IO handler. The handler only performs ownership checks when the document id variable starts with the prefix note: colon. However, t...

CVE-2026-44564

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the ydoc:document:update Socket.IO event handler checks whether the sender is a member of the document's Socket.IO room line 678 but does not verify that the sender has write...