UBUNTU-CVE-2026-81624

Undertow is a flexible performant web server used in JBoss EAP and WildFly. A flaw was found in how Undertow handles WebSocket connections. Specifically, certain configuration limits like message buffer sizes and session timeouts cannot be adjusted and default to being unlimited. This allows a...

CVE-2026-81624 Undertow-core: undertow: websocketcontainer defaults for buffers and timeouts are infinite

Undertow is a flexible performant web server used in JBoss EAP and WildFly. A flaw was found in how Undertow handles WebSocket connections. Specifically, certain configuration limits like message buffer sizes and session timeouts cannot be adjusted and default to being unlimited. This allows a...

EUVD-2026-68411

Undertow is a flexible performant web server used in JBoss EAP and WildFly. A flaw was found in how Undertow handles WebSocket connections. Specifically, certain configuration limits like message buffer sizes and session timeouts cannot be adjusted and default to being unlimited. This allows a...

CVE-2026-81624 Undertow-core: undertow: websocketcontainer defaults for buffers and timeouts are infinite

Undertow is a flexible performant web server used in JBoss EAP and WildFly. A flaw was found in how Undertow handles WebSocket connections. Specifically, certain configuration limits like message buffer sizes and session timeouts cannot be adjusted and default to being unlimited. This allows a...

CVE-2026-81624

Undertow , the web server used in JBoss EAP and WildFly , contains a flaw in how it handles WebSocket connections . Specifically, configuration limits such as message buffer sizes and session timeouts default to being unlimited and cannot be adjusted, allowing a remote, unauthenticated attacker t...

CVE-2026-81624

Undertow is a flexible performant web server used in JBoss EAP and WildFly. A flaw was found in how Undertow handles WebSocket connections. Specifically, certain configuration limits like message buffer sizes and session timeouts cannot be adjusted and default to being unlimited. This allows a...

PT-2026-83723

Undertow is a flexible performant web server used in JBoss EAP and WildFly. A flaw was found in how Undertow handles WebSocket connections. Specifically, certain configuration limits like message buffer sizes and session timeouts cannot be adjusted and default to being unlimited. This allows a...

Important: libsoup

Issue Overview: A vulnerability was found in libsoup's WebSocket frame parsing implementation. The library fails to validate length rules specified in RFC 6455 SS5.5, which mandates that all WebSocket control frames e.g., PING, PONG, CLOSE contain a payload of 125 bytes or less. A remote,...

Important: tomcat

Issue Overview: Uncontrolled Resource Consumption vulnerability in Apache Tomcat's WebSocket chat example. This issue affects Apache Tomcat: from 11.0.0-M20 through 11.0.24, from 10.1.24 through 10.1.57, from 9.0.89 through 9.0.120. Users who have followed the security guidance to remove the...

Amazon Linux 2023 : libsoup, libsoup-devel (ALAS2023-2026-2086)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-2086 advisory. A vulnerability was found in libsoup's WebSocket frame parsing implementation. The library fails to validate length rules specified in RFC 6455 SS5.5, which mandates that all WebSocket control frames...

Amazon Linux 2 : tomcat, --advisory ALAS2TOMCAT9-2026-028 (ALASTOMCAT9-2026-028)

The version of tomcat installed on the remote host is prior to 9.0.121-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2TOMCAT9-2026-028 advisory. Uncontrolled Resource Consumption vulnerability in Apache Tomcat's WebSocket chat example. This issue affects Apache Tomcat:...

CVE-2026-81624: Allocation of Resources Without Limits or Throttling

Undertow is a flexible performant web server used in JBoss EAP and WildFly. A flaw was found in how Undertow handles WebSocket connections. Specifically, certain configuration limits like message buffer sizes and session timeouts cannot be adjusted and default to being unlimited. This allows a...

Linux Distros Unpatched Vulnerability : CVE-2026-81624

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Undertow is a flexible performant web server used in JBoss EAP and WildFly. A flaw was found in how Undertow handles WebSocket connections. Specifically, certai...

Amazon Linux 2023 : libsoup3, libsoup3-devel (ALAS2023-2026-2087)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-2087 advisory. A vulnerability was found in libsoup's WebSocket frame parsing implementation. The library fails to validate length rules specified in RFC 6455 SS5.5, which mandates that all WebSocket control frames...

Amazon Linux 2 : libsoup, --advisory ALAS2-2026-3876 (ALAS-2026-3876)

The version of libsoup installed on the remote host is prior to 2.56.0-6. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3876 advisory. A vulnerability was found in libsoup's WebSocket frame parsing implementation. The library fails to validate length rules specifie...

Linux Distros Unpatched Vulnerability : CVE-2026-47893

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A Spring WebFlux application that supports WebSocket connections may expose indirectly sensitive user information by including request headers in an exception...

Important: libsoup

Issue Overview: A vulnerability was found in libsoup's WebSocket frame parsing implementation. The library fails to validate length rules specified in RFC 6455 SS5.5, which mandates that all WebSocket control frames e.g., PING, PONG, CLOSE contain a payload of 125 bytes or less. A remote,...

Important: libsoup3

Issue Overview: A vulnerability was found in libsoup's WebSocket frame parsing implementation. The library fails to validate length rules specified in RFC 6455 SS5.5, which mandates that all WebSocket control frames e.g., PING, PONG, CLOSE contain a payload of 125 bytes or less. A remote,...

SUSE-SU-2026:23571-1 Security update for python-aiohttp

This update for python-aiohttp fixes the following issues: - CVE-2026-59881: excessive resource consumption due to WebSocket client accepting compressed frames without negotiated permessage-deflate bsc1273125. - CVE-2026-69243: HTTP request smuggling via the WebSocket upgrade procedure bsc1273553...

OPENSUSE-SU-2026:21687-1 Security update for python-aiohttp

This update for python-aiohttp fixes the following issues: - CVE-2026-59881: excessive resource consumption due to WebSocket client accepting compressed frames without negotiated permessage-deflate bsc1273125. - CVE-2026-69243: HTTP request smuggling via the WebSocket upgrade procedure bsc1273553...