Security Bulletin:There are multiple vulnerabilities in IBM Maximo Manage application in IBM Maximo Application Suite

Summary There are multiple vulnerabilities in IBM Maximo Manage application in IBM Maximo Application Suite. This bulletin contains information regarding these vulnerabilities and their fixtures. Vulnerability Details CVEID:CVE-2026-75595 DESCRIPTION: Netty is an asynchronous, event-driven networ...

Security Bulletin: Vulnerability in Netty affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge.

Summary Potential vulnerability in Netty has been identified that affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge - Assistant Builder Component. The vulnerability have been addressed. Refer to details for additional information. Vulnerability...

Atlassian Confluence < 9.2.26 / 9.3.x < 10.2.19 / 11.0.0 (CONFSERVER-104520)

The version of Atlassian Confluence Server running on the remote host is affected by a vulnerability as referenced in the CONFSERVER-104520 advisory. - Netty is an asynchronous, event-driven network application framework. Prior to 4.1.137.Fina and 4.2.17.Final,...

Security Bulletin: IBM Guardium Data Protection is affected by multiple vulnerabilities (CVE-2026-75595, CVE-2026-75596, CVE-2026-62243)

Summary IBM Guardium Data Protection has addressed these vulnerabilities in an update. Vulnerability Details CVEID:CVE-2026-75595 DESCRIPTION: Netty is an asynchronous, event-driven network application framework. Prior to 4.1.137.Fina and 4.2.17.Final,...

Atlassian Jira Service Management Data Center and Server 5.9.x < 10.3.25 / 10.4.x < 11.3.11 (JSDSERVER-16781)

The version of Atlassian Jira Service Management Data Center and Server Jira Service Desk running on the remote host is affected by a vulnerability as referenced in the JSDSERVER-16781 advisory. - Netty is an asynchronous, event-driven network application framework. Prior to 4.1.137.Fina and...

Atlassian Jira Service Management Data Center and Server 5.9.x < 10.3.25 / 10.4.x < 11.3.11 (JSDSERVER-16780)

The version of Atlassian Jira Service Management Data Center and Server Jira Service Desk running on the remote host is affected by a vulnerability as referenced in the JSDSERVER-16780 advisory. - Netty is an asynchronous, event-driven network application framework. Prior to 4.1.137.Final and...

DoS (Denial of Service) io.netty:netty-handler Dependency in Jira Software Data Center

This High severity DoS Denial of Service vulnerability was introduced in versions 10.3.0 and 11.3.0 of Jira Software Data Center. This DoS Denial of Service vulnerability, with a CVSS Score of 8.7 and a CVSS Vector of CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N allows an...

RCE (Remote Code Execution) io.netty:netty-handler Dependency in Jira Software Data Center

This is a vulnerability in a non-Atlassian Jira Software Data Center dependency. Atlassian's application of this dependency presents a lower, non-critical assessed risk. This Critical severity RCE Remote Code Execution vulnerability was introduced in versions 10.3.0 and 11.3.0 of Jira Software Da...

Security Bulletin:Netty Vulnerability: IndexOutOfBoundsException in SslClientHelloHandler Leading to Mutual TLS Bypass

Summary Netty is an asynchronous, event-driven network application framework. Prior to 4.1.137.Fina and 4.2.17.Final, io.netty.handler.ssl.SslClientHelloHandlerdecode checks the wrong offset before reading the four-byte TLS handshake header, so a ClientHello whose handshake header spans records c...

Security Bulletin: IBM SPSS Analytic Server is affected by multiple vulnerabilities in Netty

Summary IBM SPSS Analytic Server is affected by multiple vulnerabilities in Netty. This has been addressed in the remediation section. Vulnerability Details CVEID:CVE-2026-75595 DESCRIPTION: Netty is an asynchronous, event-driven network application framework. Prior to 4.1.137.Fina and...

netty-handler: Netty: Denial of Service due to eager buffer allocation in TLS handshake

A flaw was found in Netty, a network application framework. A remote attacker can exploit this vulnerability by sending a crafted TLS Transport Layer Security ClientHello message. This can lead to an eager allocation of a large memory buffer, causing a Denial of Service DoS due to excessive memor...

RCE (Remote Code Execution) at io.netty dependency in Bamboo Data Center

This is a vulnerability in a non-Atlassian Bamboo Data Center dependency. Atlassian's application of this dependency presents a lower, non-critical assessed risk. This Critical severity RCE Remote Code Execution vulnerability was introduced in versions 10.1.0, 10.2.0, 11.0.0, 12.0.0, and 12.1.0 o...

RCE (Remote Code Execution) io.netty:netty-handler Dependency in Jira Service Management Data Center

This is a vulnerability in a non-Atlassian Jira Service Management dependency. Atlassian's application of this dependency presents a lower, non-critical assessed risk. This Critical severity RCE Remote Code Execution vulnerability was introduced in versions 10.1.1, 10.2.0, 10.3.0, 10.4.0, 10.5.0,...

DoS (Denial of Service) io.netty:netty-handler Dependency in Jira Service Management Data Center and Server

This High severity DoS Denial of Service vulnerability was introduced in versions 5.15.2, 5.16.0, 5.17.0, 10.0.0, 10.1.1, 10.2.0, 10.3.0, 10.4.0, 10.5.0, 10.6.0, 10.7.1, 11.0.0, 11.1.0, 11.2.0, and 11.3.0 of Jira Service Management Data Center. This DoS Denial of Service vulnerability, with a CVS...

DoS (Denial of Service) io.netty:netty-handler Dependency in Bamboo Data Center

This High severity DoS Denial of Service vulnerability was introduced in versions 10.1.0, 10.2.0, 11.0.0, 11.1.0, 12.0.0, and 12.1.0 of Bamboo Data Center. This DoS Denial of Service vulnerability, with a CVSS Score of 8.7 and a CVSS Vector of...

DoS (Denial of Service) io.netty:netty-handler Dependency in Crowd Data Center

This High severity DoS Denial of Service vulnerability was introduced in versions 6.2.0, 6.3.0, 7.0.0, 7.1.0, and 7.2.0 of Crowd Data Center. This DoS Denial of Service vulnerability, with a CVSS Score of 8.7 and a CVSS Vector of CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N,...

GHSA-C4C3-7FPV-J4Q5 Netty: SNI Routing Bypass via Fragmented TLS ClientHello Causing Fallback to Default SslContext

Summary A fragmented TLS ClientHello whose handshake header spans multiple records makes Netty silently fall back to the default SslContext; where per-SNI selection is the sole mTLS gate, an unauthenticated attacker can bypass the route's mTLS requirement. Details In...

EUVD-2026-63095

Netty: SNI Routing Bypass via Fragmented TLS ClientHello Causing Fallback to Default SslContext...

Inefficient Algorithmic Complexity

Overview io.netty:netty-handler is a library that provides an asynchronous event-driven network application framework and tools for rapid development of maintainable high performance and high scalability protocol servers and clients. In other words, Netty is a NIO client server framework which...

Security Bulletin: Vulnerability in Netty affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge.

Summary Potential vulnerability in Netty has been identified that affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge - Assistant Builder Component. . The vulnerability have been addressed. Refer to details for additional information. Vulnerability...