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-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 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: 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...

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...

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...

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 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:...

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,...

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,...

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,...

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...

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...

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...

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...

OESA-2026-3583 python-aiohttp security update

Async http client/server framework asyncio. Security Fixes: AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.2, the HTTP parsers were vulnerable to a request smuggling attack relating to WebSocket upgrades. If using the server-side component, an attack...

OESA-2026-3582 python-aiohttp security update

Async http client/server framework asyncio. Security Fixes: AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.2, the HTTP parsers were vulnerable to a request smuggling attack relating to WebSocket upgrades. If using the server-side component, an attack...

OESA-2026-3581 python-aiohttp security update

Async http client/server framework asyncio. Security Fixes: AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.2, the HTTP parsers were vulnerable to a request smuggling attack relating to WebSocket upgrades. If using the server-side component, an attack...