Vulnerability in Red Hat Amq Broker 7
CVE-2026-93564
A flaw was found in Netty. A reference-count leak in the HAProxy PROXY-v2 message decoder allows a remote, unauthenticated attacker to send specially crafted PROXY-protocol v2 headers. This can lead to memory exhaustion, resulting in a Denial of Service (DoS) for the affected system.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Red Hat Amq Broker 7
- Red Hat Build Of Apache Camel 4 For Quarkus 3
- Red Hat Build Of Apache Camel For Spring Boot 4
- Red Hat Build Of Apicurio Registry 3
- Red Hat Build Of Debezium 3
- Red Hat Build Of Keycloak
- Red Hat Build Of Quarkus
- Red Hat Fuse 7
- Red Hat Jboss Enterprise Application Platform 7
- Red Hat Single Sign-on 7
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking)
Frequently asked questions
- What is CVE-2026-93564?
- CVE-2026-93564 is a high-severity vulnerability in Red Hat Amq Broker 7, classified under CWE-1035. CVSS score: 7.5/10. Published 2026-09-18.
- How severe is CVE-2026-93564?
- High severity. CVSS v3 base score is 7.5 out of 10.