MAL-2026-10475 Malicious code in @dervix/socket.io (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 5c299d96dca6144eec3e8be8770c98430139e9b6b982762da448ef50b7bde06a The package was found to contain malicious code or consuming dependency that contains malicious code Source: ghsa-malware...

MAL-2026-10477 Malicious code in @gleamkit/socket.io (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 1d6a306142d74b2781d66322adf2bc1b9898bfdb8e1814d2cb511c3e49b75c13 The package was found to contain malicious code or consuming dependency that contains malicious code Source: ghsa-malware...

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...

PYSEC-2026-2712 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...

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...

Open WebUI: Stale Admin Role in Socket.IO Session Pool Enables Post-Demotion Cross-User Note Access

Stale Admin Role in Socket.IO Session Pool Enables Post-Demotion Cross-User Note Access Affected ComponentSocket.IO session state and role-check callsites:- backend/openwebui/socket/main.py lines 330-351, connect handler — role snapshotted into SESSIONPOOL- backend/openwebui/socket/main.py lines...

PT-2026-59342

Stale Admin Role in Socket.IO Session Pool Enables Post-Demotion Cross-User Note Access Affected Component Socket.IO session state and role-check callsites: - backend/open webui/socket/main.py lines 330-351, connect handler — role snapshotted into SESSION POOL - backend/open webui/socket/main.py...

CVE-2026-59216

Open WebUI prior to 0.10.0 is vulnerable to cross-user code execution via unvalidated Socket.IO event-caller session_id. The get_event_call path delivers execute:python and execute:tool events to a client-supplied session_id after only confirming the session is connected, enabling an attacker who...

CVE-2026-59219

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 before 0.10.0 with Redis configured, Socket.IO connect, user-join, join-channels, join-note, and the terminal websocket first-message authentication used decodetoken without the Redis-backed...

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...

PT-2026-56832

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.6.16 through 0.9.x Description The Socket.IO server is configured with always connect=True, which allows the ydoc:awareness:update and ydoc:document:leave Socket.IO handlers to accept collaborative-document events without...

EUVD-2026-42373

Midscene Bridge Server through 1.10.3, fixed in commit 86f4118, contains a missing authentication and CORS misconfiguration vulnerability that allows unauthenticated remote attackers to hijack active bridge sessions by opening a cross-origin WebSocket connection to the local Socket.IO server, whi...

CVE-2026-59804 Midscene Bridge Server - Session Hijack via Unauthenticated WebSocket

Midscene Bridge Server through 1.10.3, fixed in commit 86f4118, contains a missing authentication and CORS misconfiguration vulnerability that allows unauthenticated remote attackers to hijack active bridge sessions by opening a cross-origin WebSocket connection to the local Socket.IO server, whi...

CVE-2026-59725

CVE-2026-59725 affects Socket.IO’s Engine.IO polling transport (versions 4.1.0–6.6.6). The root cause is that invalid binary POST requests with Content-Type: application/octet-stream are not properly closing the HTTP response, enabling unauthenticated attackers to exhaust server-side connections ...

CVE-2026-59725 Socket.IO: Engine.IO Polling Transport Connection Exhaustion

Socket.IO enables bidirectional and low-latency communication for every platform. From 4.1.0 before 6.6.7, Engine.IO protocol v4 polling transport does not properly close the HTTP response for invalid binary POST requests with Content-Type: application/octet-stream, allowing an unauthenticated...

CVE-2026-59724 Socket.IO: Engine.IO WebTransport SID DoS

Socket.IO enables bidirectional and low-latency communication for every platform. From 6.5.0 before 6.6.7, Engine.IO servers with WebTransport enabled can resolve a crafted session ID such as proto through an inherited property of the clients object during WebTransport upgrade handling, causing a...

CVE-2026-59724

Socket.IO’s Engine.IO component is affected in versions 6.5.0–6.6.6 when WebTransport is enabled. During a WebTransport upgrade, processing a crafted session ID such as proto on an inherited property of the clients object can trigger a TypeError, leading to a denial of service. The issue has been...

PT-2026-56487

Name of the Vulnerable Software and Affected Versions Socket.IO versions 6.5.0 through 6.6.6 Description Engine.IO servers with WebTransport enabled are susceptible to a denial of service. During WebTransport upgrade handling, the server can resolve a crafted session ID, such as proto , through a...

socket.io parser encoder decoder DoS

The vulnerability of the socket.io parser library’s encoder and decoder functions is related to insufficient validation of input data. Exploiting this vulnerability can allow an attacker to cause service failures using a specially created package...

PT-2026-56541

Name of the Vulnerable Software and Affected Versions Midscene Bridge Server versions prior to 1.10.4 Description Missing authentication and Cross-Origin Resource Sharing CORS misconfiguration allow unauthenticated remote attackers to hijack active bridge sessions. This occurs because the local...