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{"bugzilla": {"description": "org.apache.logging.log4j/log4j-core: org.springframework.amqp/spring-amqp: Log4j2 AMQP Appender: Information disclosure due to disabled TLS hostname verification", "id": "2525069", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2525069"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N", "status": "draft"}, "cwe": "CWE-295", "details": ["Any application shipping logs to RabbitMQ over TLS via the Log4j2 appender, relying on the documented default, is exposed to man-in-the-middle interception of every log event.\nSpring AMQP 4.1.0\nSpring AMQP 4.0.0 - 4.0.4\nSpring AMQP 3.2.0 - 3.2.12\nSpring AMQP 2.4.18 and earlier", "A flaw was found in the Log4j2 AMQP Appender. When configured to ship logs to RabbitMQ over Transport Layer Security (TLS), the appender disables hostname verification by default. This misconfiguration allows a remote attacker to perform a man-in-the-middle (MITM) attack, intercepting sensitive log events. This can lead to unauthorized information disclosure."], "mitigation": {"lang": "en:us", "value": "Disable the Log4j2 AmqpAppender in log4j2.xml if it is not actively required. Where it must remain in use, ensure RabbitMQ is reachable only over a trusted internal network segment, or terminate the TLS connection through a proxy that enforces full certificate chain and hostname validation."}, "name": "CVE-2026-59272", "package_state": [{"cpe": "cpe:/a:redhat:ai_inference_server:3", "fix_state": "Fix deferred", "package_name": "rhaiis/vllm-cuda-rhel9", "product_name": "Red Hat AI Inference Server"}, {"cpe": "cpe:/a:redhat:ai_inference_server:3", "fix_state": "Fix deferred", "package_name": "rhaii/vllm-gaudi-rhel9", "product_name": "Red Hat AI Inference Server"}, {"cpe": "cpe:/a:redhat:amq_broker:7", "fix_state": "Fix deferred", "package_name": "log4j-core", "product_name": "Red Hat AMQ Broker 7"}, {"cpe": "cpe:/a:redhat:camel_quarkus:3", "fix_state": "Fix deferred", "package_name": "spring-amqp", "product_name": "Red Hat build of Apache Camel 4 for Quarkus 3"}, {"cpe": "cpe:/a:redhat:camel_spring_boot:4", "fix_state": "Fix deferred", "package_name": "log4j-core", "product_name": "Red Hat build of Apache Camel for Spring Boot 4"}, {"cpe": "cpe:/a:redhat:apicurio_registry:3", "fix_state": "Fix deferred", "package_name": "log4j-core", "product_name": "Red Hat build of Apicurio Registry 3"}, {"cpe": "cpe:/a:redhat:ceph_storage:6", "fix_state": "Out of support scope", "package_name": "ceph", "product_name": "Red Hat Ceph Storage 6"}, {"cpe": "cpe:/a:redhat:ceph_storage:7", "fix_state": "Fix deferred", "package_name": "ceph", "product_name": "Red Hat Ceph Storage 7"}, {"cpe": "cpe:/a:redhat:ceph_storage:8", "fix_state": "Fix deferred", "package_name": "ceph", "product_name": "Red Hat Ceph Storage 8"}, {"cpe": "cpe:/a:redhat:jboss_data_grid:8", "fix_state": "Fix deferred", "package_name": "log4j-core", "product_name": "Red Hat Data Grid 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "apache-commons-logging", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": 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(RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Fix deferred", "package_name": "rhoai/odh-workbench-jupyter-tensorflow-cuda-py312-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Fix deferred", "package_name": "rhoai/odh-workbench-jupyter-tensorflow-rocm-py312-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Fix deferred", "package_name": "rhoai/odh-workbench-jupyter-trustyai-cpu-py312-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}], "public_date": "2026-08-27T16:41:08Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-59272\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-59272\nhttps://spring.io/security/cve-2026-59272"], "statement": "This vulnerability affects the Log4j2 AmqpAppender, a non-default, opt-in component that routes log events to a RabbitMQ broker over AMQP. No Red Hat product enables this appender by default \u2014 it requires explicit configuration by the application deployer, making exposure conditional on a deliberate architectural choice.\nFor Red Hat Enterprise Linux, resteasy packages in RHEL 8 bundle log4j-core as a build-time dependency but do not activate or expose the AMQP Appender at runtime. PKI deployments are not affected unless a custom Log4j2 configuration independently enables the appender.\nExploitation requires the attacker to already hold a man-in-the-middle position on the network path between the logging client and the RabbitMQ broker. That prerequisite \u2014 combined with the non-default nature of the appender \u2014 significantly limits practical exploitability in standard deployments.", "threat_severity": "Moderate"}