CVE-2026-24332

Discord through 2026-01-16 allows gathering information about whether a user's client state is Invisible and not actually offline because the response to a WebSocket API request includes the user in the presences array with "status": "offline", whereas offline users are omitted from the presences...

CVE-2026-24332

Discord is reported to allow revealing whether a user is Invisible by returning a presences array in a WebSocket response that includes users marked as offline, exposing inconsistency with the UI description of Invisible. Affected scope is described across multiple sources (NVD, Red Hat advisory,...

Discord security vulnerabilities

Discord is a free chat service provided by the Discord company. Versions of Discord dated January 16, 2026 and earlier have security vulnerabilities. These vulnerabilities stem from the WebSocket API responding with status information about hidden users, which may lead to the inference of a user’...

PT-2026-4301

Name of the Vulnerable Software and Affected Versions EVMAPA affected versions not specified Description A missing authentication mechanism in a WebSocket endpoint allows unauthorized access to sensitive data and potential privilege escalation. Attackers can establish connections without...

EVMAPA Access Control Vulnerability

EVMAPA is a navigation app for electric vehicle charging stations developed by Daniel Jurik. EVMAPA has a security vulnerability related to access control. This vulnerability stems from the lack of proper authentication mechanisms enforced at WebSocket endpoints, which may allow unauthorized...

PT-2026-3920

Discord through 2026-01-16 allows gathering information about whether a user's client state is Invisible and not actually offline because the response to a WebSocket API request includes the user in the presences array with "status": "offline", whereas offline users are omitted from the presences...

CVE-2025-66902

An input validation issue in in Pithikos websocket-server v.0.6.4 allows a remote attacker to obtain sensitive information or cause unexpected server behavior via the websocketserver/websocketserver.py, WebSocketServer.messagereceived components...

Laravel Reverb code issue vulnerabilities

Laravel Reverb is a library open sourced from The Laravel Framework. It brings real-time WebSocket communication to Laravel applications. Versions of Laravel Reverb 1.6.3 and earlier have code vulnerabilities; these vulnerabilities stem from the direct transmission of data to the deserialization...

CVE-2025-66902

An input validation issue in in Pithikos websocket-server v.0.6.4 allows a remote attacker to obtain sensitive information or cause unexpected server behavior via the websocketserver/websocketserver.py, WebSocketServer.messagereceived components...

CVE-2025-66902

An input validation issue in in Pithikos websocket-server v.0.6.4 allows a remote attacker to obtain sensitive information or cause unexpected server behavior via the websocketserver/websocketserver.py, WebSocketServer.messagereceived components...

aegis-game (>=2.0.0, <=2.9.10), auditnlg (0.0.1) +30 more potentially affected by CVE-2025-66902 via websocket-server (>=0.4.0, <=0.6.4)

websocket-server PYPI version =0.4.0, =2.0.0, =0.2.3, =0.1.7, =0.2.0, =0.1.0, =0.1.1, =0.1.0, =0.7.0, =0.0.11, =0.2.16 and more Source cves: CVE-2025-66902 Source advisory: SNYK:PYTHON-WEBSOCKETSERVER-15046798...

GHSA-8W7M-W749-RX98 Pterodactyl websocket endpoints have no visible rate limits or monitoring, allowing for DOS attacks

Summary Websockets within wings lack proper rate limiting and throttling. As a result a malicious user can open a large number of connections and then request data through these sockets, causing an excessive volume of data over the network and overloading the host system memory and cpu...

EUVD-2025-206299

Pterodactyl websocket endpoints have no visible rate limits or monitoring, allowing for DOS attacks...

CLSA-2026-1768925986 libsoup: Fix of CVE-2025-32049

CVE-2025-32049: fix Denial of Service attack to websocket server...

MiracleLinux 8 : tomcat-9.0.87-1.el8_10.1.ML.1 (AXSA:2024-8475:09)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-8475:09 advisory. Apache Tomcat: HTTP/2 header handling DoS CVE-2024-24549 Apache Tomcat: WebSocket DoS with incomplete closing handshake CVE-2024-23672 Bug Fixes:...

CVE-2025-66902

CVE-2025-66902 affects Pithikos websocket-server v0.6.4. The vulnerability is an input validation issue in WebSocketServer._message_received (websocket_server/websocket_server.py) that could allow a remote attacker to obtain sensitive information or cause unexpected server behavior. Connected sou...

PT-2026-3651

An input validation issue in in Pithikos websocket-server v.0.6.4 allows a remote attacker to obtain sensitive information or cause unexpected server behavior via the websocket server/websocket server.py, WebSocketServer. message received components...

MiracleLinux 8 : dotnet8.0-8.0.103-1.el8_9.ML.1 (AXSA:2024-7614:07)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2024-7614:07 advisory. dotnet: DoS in .NET Core / YARP HTTP / 2 WebSocket support CVE-2024-21392 Tenable has extracted the preceding description block directly from the MiracleLinu...

MiracleLinux 7 : libvncserver-0.9.9-14.el7.1 (AXSA:2020-251:02)

The remote MiracleLinux 7 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2020-251:02 advisory. libvncserver: websocket decoding buffer overflow CVE-2017-18922 Tenable has extracted the preceding description block directly from the MiracleLinux security...

MiracleLinux 7 : tomcat-7.0.76-15.el7 (AXSA:2020-627:03)

The remote MiracleLinux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2020-627:03 advisory. tomcat: multiple requests with invalid payload length in a WebSocket frame could lead to DoS CVE-2020-13935 tomcat: session fixation when using FORM...