Security Bulletin: IBM DevOps Deploy / IBM UrbanCode Deploy (UCD) is affected by an HTTP Request/Response Smuggling Vulnerability in Netty (CVE-2026-50020)

Summary Netty is used by IBM UrbanCode Deploy UCD for network communication. CVE-2026-50020. Vulnerability Details CVEID:CVE-2026-50020 DESCRIPTION: Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final, before...

CVE-2026-56746 Netty has a Security Control Bypass via CORS Short-Circuit Failure

Netty is a network application framework for development of protocol servers and clients. Versions 4.2.0.Final through 4.2.15.Final and 4.1.0.Final through 4.1.135.Final, are vulnerable to security control bypass during the origin evaluation process. CorsHandler provides a shortCircuit...

Security Bulletin: IBM DevOps Deploy / IBM UrbanCode Deploy (UCD) is affected by a Resource Allocation Vulnerability in Netty (CVE-2026-45416)

Summary Netty is used by IBM UrbanCode Deploy UCD for network communication. CVE-2026-45416. Vulnerability Details CVEID:CVE-2026-45416 DESCRIPTION: Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final,...

Security Bulletin: IBM DevOps Deploy / IBM UrbanCode Deploy (UCD) is affected by an HTTP Request/Response Splitting Vulnerability in Netty (CVE-2026-42578)

Summary Netty is used by IBM DevOps Deploy / IBM UrbanCode Deploy UCD for network communication. CVE-2026-42578. Vulnerability Details CVEID:CVE-2026-42578 DESCRIPTION: Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty's...

Security Bulletin: IBM DevOps Deploy / IBM UrbanCode Deploy (UCD) is affected by an Improper Input Validation Vulnerability in Netty (CVE-2026-42579)

Summary Netty is used by IBM DevOps Deploy / IBM UrbanCode Deploy UCD for network communication. CVE-2026-42579. Vulnerability Details CVEID:CVE-2026-42579 DESCRIPTION: Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty's DNS codec...

Security Bulletin: Security Vulnerability in Netty affects IBM Sterling B2B Integrator and IBM Sterling File Gateway (CVE-2025-67735)

Summary IBM Sterling B2B Integrator and IBM Sterling File Gateway have addressed vulnerability due to Netty Vulnerability Details CVEID:CVE-2025-67735 DESCRIPTION: Netty is an asynchronous, event-driven network application framework. In versions prior to 4.1.129.Final and 4.2.8.Final, the...

SUSE CVE-2026-55831

Netty is a network application framework for development of protocol servers and clients. Prior to 4.1.136.Final and 4.2.16.Final, Netty's SPDY SETTINGS decoder accepts a peer-declared SETTINGS entry count up to the 24-bit frame-length limit and materializes every unique setting ID in...

netty-handler: Netty: Improper trust manager handling leads to hostname verification bypass

A flaw was found in Netty, a network application framework. This vulnerability allows a remote attacker to bypass hostname verification due to improper handling of user-supplied trust managers. When a client is configured with a plain X.509 Trust Manager X509TrustManager, it fails to perform...

Linux Distros Unpatched Vulnerability : CVE-2026-44891

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Netty is a network application framework for development of protocol servers and clients. Prior to 4.1.136.Final and 4.2.16.Final,...

Security Bulletin: IBM Sterling Connect:Direct Web Services is vulnerable to bypass IPv6 subnet rules due to an incorrect masking.

Summary netty-handler-4.2.13.Final.jar is used by IBM Sterling Connect:Direct Web Services CVE-2026-44249. Vulnerability Details CVEID:CVE-2026-44249 DESCRIPTION: Netty is a network application framework for development of protocol servers and clients. In netty-handler prior to versions...

The vulnerability of the decompression mechanism used by frameworks for developing network applications, servers, and client protocols via Netty allows a hacker to induce a service failure.

The vulnerability of the decompression mechanism used by frameworks for developing network applications, servers, and protocol clients related to Netty involves an uncontrolled consumption of resources. Exploiting this vulnerability can allow a malicious actor to cause service interruptions...

DoS (Denial of Service) with Netty Dependency in Bitbucket Data Center

This High severity DoS Denial of Service vulnerability was introduced in versions 9.0.1, 9.1.0, 9.2.0, 9.3.0, 9.4.0, 9.5.0, 9.6.0, 10.0.0, 10.1.1, 10.2.0, and 10.3.0 of Bitbucket Data Center. This DoS Denial of Service vulnerability, with a CVSS Score of 8.7 and a CVSS Vector of...

Security Bulletin: IBM DevOps Deploy / IBM UrbanCode Deploy (UCD) is affected by a HTTP Request Smuggling Vulnerability in Netty (CVE-2026-33870)

Summary Netty is used by IBM DevOps Deploy / IBM UrbanCode Deploy UCD as part of the Server/Agent/Relay communication system. CVE-2026-33870. Vulnerability Details CVEID:CVE-2026-33870 DESCRIPTION: Netty is an asynchronous, event-driven network application framework. In versions prior to...

Security Bulletin: Multiple vulnerabilities affect Data Virtualization on IBM Software Hub (June 2026 - Part 1 of 2)

Summary Multiple vulnerabilities have been addressed in Data Virtualization on IBM Software Hub. Note that Data Virtualization was named Watson Query on IBM Cloud Pak for Data version 4.8. Vulnerability Details CVEID:CVE-2026-50010 DESCRIPTION: Netty is a network application framework for...

Security Bulletin: IBM SPSS Modeler is affected by multiple vulnerabilities in DataView

Summary IBM SPSS Modeler is affected by multiple vulnerabilities in DataView. This has been addressed in the remediation section. Vulnerability Details CVEID:CVE-2019-16869 DESCRIPTION: Netty before 4.1.42.Final mishandles whitespace before the colon in HTTP headers such as a "Transfer-Encoding :...

Security Bulletin: IBM Event Streams is affected by multiple vulnerabilities

Summary IBM Event Streams is affected by multiple vulnerabilities which are addressed in IBM Event Streams version 13.0.0 Vulnerability Details CVEID:CVE-2025-13465 DESCRIPTION: Lodash versions 4.0.0 through 4.17.22 are vulnerable to prototype pollution in the .unset and .omit functions. An...

Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerability in netty-handler-4.1.133.Final.jar

Summary IBM Watson Discovery Cartridge affected by vulnerability in netty-handler-4.1.133.Final.jar Vulnerability Details CVEID:CVE-2026-45416 DESCRIPTION: Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final,...

Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerability in netty-handler-4.1.133.Final.jar

Summary IBM Watson Discovery Cartridge affected by vulnerability in netty-handler-4.1.133.Final.jar Vulnerability Details CVEID:CVE-2026-44249 DESCRIPTION: Netty is a network application framework for development of protocol servers and clients. In netty-handler prior to versions 4.1.135.Final an...

ROS-20260624-73-0033

The vulnerability in Netty is related to the failure to handle CRLF sequences in HTTP headers. Exploiting this vulnerability allows a remote attacker to inject arbitrary HTTP headers...

ROS-20260624-73-0022

The vulnerability in Netty is related to the unlimited distribution of resources. Exploiting this vulnerability can allow a remote attacker to cause service interruptions...