Security Bulletin: Multiple Vulnerabilities in IBM Event Streams

Summary Multiple vulnerabilities were addressed in IBM Event Streams version 13.0.2 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 and 4.2.15.Final, ...

Security Bulletin: Multiple Vulnerabilities in IBM Event Streams

Summary Multiple vulnerabilities were addressed in IBM Event Streams version 13.0.1 Vulnerability Details CVEID:CVE-2025-12183 DESCRIPTION: Out-of-bounds memory operations in org.lz4:lz4-java 1.8.0 and earlier allow remote attackers to cause denial of service and read adjacent memory via untruste...

CVE-2026-18141

A flaw was found in aap-gateway, a component of Ansible Automation Platform's Event-Driven Ansible EDA. An unauthenticated remote attacker can bypass mutual Transport Layer Security mTLS authentication for event streams. This is achieved by manipulating the event stream URL and forging the HTTP...

CVE-2026-18141

The CVE-2026-18141 entry concerns aap-gateway in Ansible Automation Platform’s Event-Driven Ansible (EDA). Affected component: aap-gateway. Vulnerability: an unauthenticated remote attacker can bypass mutual TLS on event streams by manipulating the event stream URL and forging the HTTP Subject he...

CVE-2026-18141

A flaw was found in aap-gateway, a component of Ansible Automation Platform's Event-Driven Ansible EDA. An unauthenticated remote attacker can bypass mutual Transport Layer Security mTLS authentication for event streams. This is achieved by manipulating the event stream URL and forging the HTTP...

Security Bulletin: Multiple Vulnerabilities in IBM Event Streams

Summary Multiple vulnerabilities were addressed in IBM Event Streams version 13.0.0 Vulnerability Details CVEID:CVE-2026-4867 DESCRIPTION: Impact: A bad regular expression is generated any time you have three or more parameters within a single segment, separated by something that is not a period...

aap-gateway: missing requestHeadersToRemove allows mTLS bypass via Subject header spoofing

A flaw was found in the AAP Gateway Envoy proxy configuration. The non-mTLS route to EDA event streams does not remove the Subject HTTP header from client requests, despite the source code defining requestHeadersToRemove for this header. An unauthenticated remote attacker can inject a spoofed...

CVE-2026-12382 Aap-gateway: missing requestheaderstoremove allows mtls bypass via subject header spoofing

A flaw was found in the AAP Gateway Envoy proxy configuration. The non-mTLS route to EDA event streams does not remove the Subject HTTP header from client requests, despite the source code defining requestHeadersToRemove for this header. An unauthenticated remote attacker can inject a spoofed...

CVE-2026-12382 Aap-gateway: missing requestheaderstoremove allows mtls bypass via subject header spoofing

A flaw was found in the AAP Gateway Envoy proxy configuration. The non-mTLS route to EDA event streams does not remove the Subject HTTP header from client requests, despite the source code defining requestHeadersToRemove for this header. An unauthenticated remote attacker can inject a spoofed...

CVE-2026-12382

The CVE-2026-12382 issue affects the AAP Gateway Envoy proxy. The non-mTLS route to EDA event streams fails to remove the Subject header despite requestHeadersToRemove, allowing an unauthenticated attacker to spoof a Subject header that matches a legitimate client certificate DN and bypass mTLS t...

CVE-2026-12382

A flaw was found in the AAP Gateway Envoy proxy configuration. The non-mTLS route to EDA event streams does not remove the Subject HTTP header from client requests, despite the source code defining requestHeadersToRemove for this header. An unauthenticated remote attacker can inject a spoofed...

CVE-2026-12382: Authentication Bypass by Spoofing

A flaw was found in the AAP Gateway Envoy proxy configuration. The non-mTLS route to EDA event streams does not remove the Subject HTTP header from client requests, despite the source code defining requestHeadersToRemove for this header. An unauthenticated remote attacker can inject a spoofed...

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 Event Streams is vulnerable to denial of service (DoS) due to a vulnerability in Bouncy Castle Java libraries (CVE-2025-8916)

Summary IBM Event Streams is vulnerable to an allocation of resources without limits or throttling vulnerability in the Bouncy Castle Java libraries bcprov, bcpkix, and bcpkix-fips used for TLS and certificate validation. Vulnerability Details CVEID:CVE-2025-8916 DESCRIPTION: Allocation of...

Security Bulletin: Multiple Vulnerabilities in IBM Event Streams

Summary Multiple vulnerabilities were addressed in IBM Event Streams version 12.2.2 Vulnerability Details CVEID:CVE-2025-64718 DESCRIPTION: js-yaml is a JavaScript YAML parser and dumper. In js-yaml before 4.1.1 and 3.14.2, it's possible for an attacker to modify the prototype of the result of a...

Security Bulletin: IBM Event Streams is vulnerable to proxy bypass

Summary IBM Event Streams is vulnerable to proxy bypass due to improper handling of IPv6 zoneID CVE-2025-22870 Vulnerability Details CVEID:CVE-2025-22870 DESCRIPTION: Matching of hosts against proxy patterns can improperly treat an IPv6 zone ID as a hostname component. For example, when the NOPRO...

Security Bulletin: IBM Event Streams is vulnerable to improper access control

Summary IBM Event Streams is vulnerable to improper access control leading to potential classloader access in Apache Commons BeanUtils CVE-2025-48734 Vulnerability Details CVEID:CVE-2025-48734 DESCRIPTION: Improper Access Control vulnerability in Apache Commons. A special BeanIntrospector class w...

Security Bulletin: IBM Event Streams is vulnerable to a denial of service

Summary IBM Event Streams is vulnerable to a denial of service due to inefficient handling of slow SSH key exchanges CVE-2025-22869 Vulnerability Details CVEID:CVE-2025-22869 DESCRIPTION: SSH servers which implement file transfer protocols are vulnerable to a denial of service attack from clients...

Security Bulletin: IBM Event Streams is vulnerable to unintended response header modification

Summary IBM Event Streams is vulnerable to unintended response header modification due to a flaw in the on-headers module CVE-2025-7339 Vulnerability Details CVEID:CVE-2025-7339 DESCRIPTION: on-headers is a node.js middleware for listening to when a response writes headers. A bug in on-headers...

Security Bulletin: IBM Event Streams is vulnerable to a denial of service

Summary IBM Event Streams is vulnerable to a denial of service due to excessive regular expression complexity in brace‑expansion CVE-2025-5889 Vulnerability Details CVEID:CVE-2025-5889 DESCRIPTION: A vulnerability was found in juliangruber brace-expansion up to 1.1.11/2.0.1/3.0.0/4.0.0. It has be...