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{"cveTags": [], "descriptions": [{"lang": "en", "value": "In Micrometer, it is possible for a user to provide specially crafted HTTP requests that may cause a denial-of-service (DoS) condition.\n\nAffected versions:\nmicrometer-core 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18; 1.9.0 through 1.9.17.\nmicrometer-jetty11 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18.\nmicrometer-jetty12 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18."}], "id": "CVE-2026-40984", "lastModified": "2026-06-09T13:49:39.993", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security@vmware.com", "type": "Secondary"}]}, "published": "2026-06-09T05:16:34.780", "references": [{"source": "security@vmware.com", "url": "https://spring.io/security/cve-2026-40984"}], "sourceIdentifier": "security@vmware.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "security@vmware.com", "type": "Secondary"}]}

{"bugzilla": {"description": "micrometer-core: micrometer-jetty11: micrometer-jetty12: Micrometer: Denial of Service via specially crafted HTTP requests", "id": "2486716", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2486716"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-770", "details": ["In Micrometer, it is possible for a user to provide specially crafted HTTP requests that may cause a denial-of-service (DoS) condition.\nAffected versions:\nmicrometer-core 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18; 1.9.0 through 1.9.17.\nmicrometer-jetty11 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18.\nmicrometer-jetty12 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18.", "A flaw was found in Micrometer. A remote attacker can provide specially crafted HTTP requests, which may lead to a denial-of-service (DoS) condition. This vulnerability allows an attacker to disrupt the availability of the affected system."], "name": "CVE-2026-40984", "package_state": [{"cpe": "cpe:/a:redhat:amq_broker:7", "fix_state": "Affected", "package_name": "micrometer-core", "product_name": "Red Hat AMQ Broker 7"}, {"cpe": "cpe:/a:redhat:amq_clients:2023", "fix_state": "Affected", "package_name": "micrometer-core", "product_name": "Red Hat AMQ Clients"}, {"cpe": "cpe:/a:redhat:camel_quarkus:3", "fix_state": "Affected", "package_name": "micrometer-core", "product_name": "Red Hat build of Apache Camel 4 for Quarkus 3"}, {"cpe": "cpe:/a:redhat:camel_spring_boot:4", "fix_state": "Affected", "package_name": "micrometer-core", "product_name": "Red Hat build of Apache Camel for Spring Boot 4"}, {"cpe": "cpe:/a:redhat:apache_camel_hawtio:4", "fix_state": "Affected", "package_name": "micrometer-core", "product_name": "Red Hat build of Apache Camel - HawtIO 4"}, {"cpe": "cpe:/a:redhat:apicurio_registry:3", "fix_state": "Affected", "package_name": "micrometer-core", "product_name": "Red Hat build of Apicurio Registry 3"}, {"cpe": "cpe:/a:redhat:debezium:3", "fix_state": "Will not fix", "package_name": "micrometer-core", "product_name": "Red Hat build of Debezium 3"}, {"cpe": "cpe:/a:redhat:build_keycloak:", "fix_state": "Affected", "package_name": "micrometer-core", "product_name": "Red Hat Build of Keycloak"}, {"cpe": "cpe:/a:redhat:build_keycloak:", "fix_state": "Fix deferred", "package_name": "rhbk/keycloak-rhel9", "product_name": "Red Hat Build of Keycloak"}, {"cpe": "cpe:/a:redhat:build_keycloak:", "fix_state": "Affected", "package_name": "rhbk/keycloak-rhel9-operator", "product_name": "Red Hat Build of Keycloak"}, {"cpe": "cpe:/a:redhat:build_keycloak:", "fix_state": "Fix deferred", "package_name": "rhbk-openshift-rhel9/rhbk-openshift-rhel9", "product_name": "Red Hat Build of Keycloak"}, {"cpe": "cpe:/a:redhat:build_keycloak:", "fix_state": "Fix deferred", "package_name": "rhbk-rhel9-operator/rhbk-rhel9-operator", "product_name": "Red Hat Build of Keycloak"}, {"cpe": "cpe:/a:redhat:optaplanner:::el6", "fix_state": "Will not fix", "package_name": "micrometer-core", "product_name": "Red Hat build of OptaPlanner 8"}, {"cpe": "cpe:/a:redhat:quarkus:3", "fix_state": "Affected", "package_name": "micrometer-core", "product_name": "Red Hat build of Quarkus"}, {"cpe": "cpe:/a:redhat:jboss_data_grid:8", "fix_state": "Fix deferred", "package_name": "micrometer-core", "product_name": "Red Hat Data Grid 8"}, {"cpe": "cpe:/a:redhat:jboss_fuse:7", "fix_state": "Fix deferred", "package_name": "micrometer-core", "product_name": "Red Hat Fuse 7"}, {"cpe": "cpe:/a:redhat:jbosseapxp", "fix_state": "Affected", "package_name": "micrometer-core", "product_name": "Red Hat JBoss Enterprise Application Platform Expansion Pack"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Not affected", "package_name": "rhoai/odh-trustyai-service-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_devspaces:3", "fix_state": "Under investigation", "package_name": "devspaces/openvsx-rhel9", "product_name": "Red Hat OpenShift Dev Spaces"}, {"cpe": "cpe:/a:redhat:openshift_devspaces:3", "fix_state": "Under investigation", "package_name": "devspaces/pluginregistry-rhel9", "product_name": "Red Hat OpenShift Dev Spaces"}, {"cpe": "cpe:/a:redhat:openshift_devspaces:3", "fix_state": "Under investigation", "package_name": "devspaces/server-rhel9", "product_name": "Red Hat OpenShift Dev Spaces"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_bpms_platform:7", "fix_state": "Will not fix", "package_name": "micrometer-core", "product_name": "Red Hat Process Automation 7"}, {"cpe": "cpe:/a:redhat:amq_streams:2", "fix_state": "Fix deferred", "package_name": "micrometer-core", "product_name": "streams for Apache Kafka 2"}, {"cpe": "cpe:/a:redhat:amq_streams:3", "fix_state": "Affected", "package_name": "micrometer-core", "product_name": "streams for Apache Kafka 3"}], "public_date": "2026-06-09T03:47:46Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-40984\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-40984\nhttps://spring.io/security/cve-2026-40984"], "threat_severity": "Important"}

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