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...

Linux Distros Unpatched Vulnerability : CVE-2026-45103

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OpenSIPS is a Session Initiation Protocol SIP server implementation. In versions prior to 3.6.6 and 4.0.0-rc1, the TCP message framing layer parses the...

CVE-2026-45103

OpenSIPS is a Session Initiation Protocol SIP server implementation. In versions prior to 3.6.6 and 4.0.0-rc1, the TCP message framing layer parses the Content-Length header using unsigned int arithmetic with no overflow check. When an attacker sends a Content-Length value that overflows unsigned...

UBUNTU-CVE-2026-45103

OpenSIPS is a Session Initiation Protocol SIP server implementation. In versions prior to 3.6.6 and 4.0.0-rc1, the TCP message framing layer parses the Content-Length header using unsigned int arithmetic with no overflow check. When an attacker sends a Content-Length value that overflows unsigned...

CVE-2026-45103 OpenSIPS: SIP Message Smuggling via TCP Content-Length Integer Overflow

OpenSIPS is a Session Initiation Protocol SIP server implementation. In versions prior to 3.6.6 and 4.0.0-rc1, the TCP message framing layer parses the Content-Length header using unsigned int arithmetic with no overflow check. When an attacker sends a Content-Length value that overflows unsigned...

CVE-2026-45103

OpenSIPS vulnerable to SIP message smuggling via TCP Content-Length overflow. In versions < 3.6.6 and

CVE-2026-45103 OpenSIPS: SIP Message Smuggling via TCP Content-Length Integer Overflow

OpenSIPS is a Session Initiation Protocol SIP server implementation. In versions prior to 3.6.6 and 4.0.0-rc1, the TCP message framing layer parses the Content-Length header using unsigned int arithmetic with no overflow check. When an attacker sends a Content-Length value that overflows unsigned...

CVE-2026-45103 OpenSIPS: SIP Message Smuggling via TCP Content-Length Integer Overflow

OpenSIPS is a Session Initiation Protocol SIP server implementation. In versions prior to 3.6.6 and 4.0.0-rc1, the TCP message framing layer parses the Content-Length header using unsigned int arithmetic with no overflow check. When an attacker sends a Content-Length value that overflows unsigned...

CVE-2026-45103

OpenSIPS is a Session Initiation Protocol SIP server implementation. In versions prior to 3.6.6 and 4.0.0-rc1, the TCP message framing layer parses the Content-Length header using unsigned int arithmetic with no overflow check. When an attacker sends a Content-Length value that overflows unsigned...

CVE-2026-45103: Integer Overflow or Wraparound

OpenSIPS is a Session Initiation Protocol SIP server implementation. In versions prior to 3.6.6 and 4.0.0-rc1, the TCP message framing layer parses the Content-Length header using unsigned int arithmetic with no overflow check. When an attacker sends a Content-Length value that overflows unsigned...

GO-2026-5121 Envoy AI Proxy - MCP Message Smuggling Vulnerability in github.com/envoyproxy/ai-gateway

Envoy AI Proxy - MCP Message Smuggling Vulnerability in github.com/envoyproxy/ai-gateway...

GHSA-4GPH-2HHR-5MWG Envoy AI Proxy - MCP Message Smuggling Vulnerability

Envoy AI Gateway was found to be affected by a protocol parser differential vulnerability due to improper implementation of the JSON-RPC 2.0 specification. Such differential causes a MCP message alteration, potentially causing a bypass of security controls in a multi-layered architecture. Accordi...

CVE-2026-32239

A flaw was found in the KJ-HTTP component of Cap’n Proto. When processing HTTP messages, a negative Content-Length value could be implicitly converted to an unsigned integer, resulting in an extremely large length value. An attacker could exploit this behavior by sending specially crafted HTTP...