CVE-2026-69210

Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, WebSocket FrameTranscoder.bodyLength rejects extended payload lengths above Integer.MAXVALUE but permits negative 64-bit lengths. A remote client that completes a WebSocket handshake through an Ember server can send su...

PT-2026-92379

Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, The shared WebSocket decoder permits unbounded message buffering because defragmentation accumulates fragments without a limit and FrameTranscoder accepts declared lengths up to Int.MaxValue. A remote client that...

Fixed in Apache Tomcat 9.0.122

Low: WebSocket message smuggling with per-message-deflate CVE-2026-87022 Improper handling of length parameter allows WebSocket message smuggling when per-message-deflate is used. This was fixed with commit 959a52a2. This issue was reported to the Tomcat security team on 7 September 2026. The iss...

OESA-2026-3825 libsoup3 security update

Libsoup is an HTTP library implementation in C. It was originally part of a SOAP Simple Object Access Protocol implementation called Soup, but the SOAP and non-SOAP parts have now been split into separate packages. Security Fixes: A heap out-of-bounds read flaw was found in libsoup. When parsing...

OESA-2026-3782 libsoup security update

libsoup is an HTTP client/server library for GNOME. It uses GObjects and the glib main loop, to integrate well with GNOME applications, and also has a synchronous API, for use in threaded applications. Security Fixes: A heap out-of-bounds read flaw was found in libsoup. When parsing multipart HTT...

OESA-2026-3779 libsoup security update

libsoup is an HTTP client/server library for GNOME. It uses GObjects and the glib main loop, to integrate well with GNOME applications, and also has a synchronous API, for use in threaded applications. Security Fixes: A vulnerability was found in libsoup's WebSocket frame parsing implementation...

EUVD-2026-77445

filebrowser through 2.63.23 fails to limit WebSocket message size in the /api/command handler before checking permissions, allowing authenticated users to buffer arbitrarily large messages. Attackers can send oversized WebSocket messages to exhaust server heap memory and cause denial of service...

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...

Linux Distros Unpatched Vulnerability : CVE-2026-19204

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A client may send a WebSocket frame with an unknown opcode and a very large declared payload length, causing Jetty to attempt a large memory allocation and...

DEBIAN-CVE-2026-19204

A client may send a WebSocket frame with an unknown opcode and a very large declared payload length, causing Jetty to attempt a large memory allocation and potentially exhaust the JVM heap. This occurs when auto-fragmentation is enabled, as unknown opcodes bypass the normal maximum frame size...

CVE-2026-19204

A client may send a WebSocket frame with an unknown opcode and a very large declared payload length, causing Jetty to attempt a large memory allocation and potentially exhaust the JVM heap. This occurs when auto-fragmentation is enabled, as unknown opcodes bypass the normal maximum frame size...

CVE-2026-19204

A client may send a WebSocket frame with an unknown opcode and a very large declared payload length, causing Jetty to attempt a large memory allocation and potentially exhaust the JVM heap. This occurs when auto-fragmentation is enabled, as unknown opcodes bypass the normal maximum frame size...

PT-2026-86673

Name of the Vulnerable Software and Affected Versions Jetty affected versions not specified Description A client can send a WebSocket frame containing an unknown opcode and an excessively large declared payload length. When auto-fragmentation is enabled, unknown opcodes bypass standard maximum...

OESA-2026-3695 libsoup3 security update

Libsoup is an HTTP library implementation in C. It was originally part of a SOAP Simple Object Access Protocol implementation called Soup, but the SOAP and non-SOAP parts have now been split into separate packages. Security Fixes: A heap out-of-bounds read flaw was found in libsoup. When parsing...

OESA-2026-3694 libsoup3 security update

Libsoup is an HTTP library implementation in C. It was originally part of a SOAP Simple Object Access Protocol implementation called Soup, but the SOAP and non-SOAP parts have now been split into separate packages. Security Fixes: A heap out-of-bounds read flaw was found in libsoup. When parsing...

OESA-2026-3692 libsoup security update

libsoup is an HTTP client/server library for GNOME. It uses GObjects and the glib main loop, to integrate well with GNOME applications, and also has a synchronous API, for use in threaded applications. Security Fixes: A heap out-of-bounds read flaw was found in libsoup. When parsing multipart HTT...

DEBIAN-CVE-2026-85024

undici bundles a WebSocket client whose permessage-deflate size-limit cleanup removes all listeners from the internal zlib inflate stream, including its error listener, while that stream can still emit. When a remote peer sends a compressed payload that crosses the built-in 128 MiB...

CVE-2026-73493 http4s-blaze-server: Unbounded WebSocket message aggregation

Http4s http4s-blaze-server is a minimal, idiomatic Scala interface for HTTP services. Prior to 0.23.18 and 1.0.0-M42, http4s-blaze-server aggregates fragments of an incoming WebSocket message with no limit on total size or fragment count. A client that completes a WebSocket handshake can send an...

Security Bulletin: IBM App Connect Enterprise Certified Container operator and operands are vulnerable to loss of confidentiality and denial of service due to multiple CVEs

Summary IBM App Connect Enterprise Certified Container operator and operands are vulnerable to loss of confidentiality and denial of service due to multiple CVEs. This bulletin provides patch information to address the vulnerabilities Vulnerability Details CVEID:CVE-2026-48779 DESCRIPTION: ws is ...

Unchecked Input for Loop Condition

Overview Affected versions of this package are vulnerable to Unchecked Input for Loop Condition via unchecked input for the loop condition in the System.Net.WebSockets. An attacker can cause a denial of service by sending specially crafted network requests that trigger excessive resource...