CVE-2026-40984
In Micrometer, it is possible for a user to provide specially crafted HTTP requests that may cause a denial-of-service (DoS) condition. Affected versions: micrometer-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. micrometer-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. micrometer-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.
- Score
- CVSS 3.1 7.5 High
- Status
- Awaiting Analysis - security@vmware.com
- Published
- 2026-06-09
- Last modified
- 2026-09-14
- Weaknesses
- CWE-400, CWE-770
Affected products
- Amq Broker (Redhat)
- Amq Clients (Redhat)
- Amq Streams (Redhat)
- Apache Camel Hawtio (Redhat)
- Apache Camel Quarkus (Redhat)
- Apache Camel Spring Boot (Redhat)
- Apicurio Registry (Redhat)
- Build Keycloak (Redhat)
- Camel Quarkus (Redhat)
- Debezium (Redhat)
- Jboss Data Grid (Redhat)
- Jboss Enterprise Bpms Platform (Redhat)
- Jboss Fuse (Redhat)
- Jbosseapxp (Redhat)
- Openshift Ai (Redhat)
- Openshift Devspaces (Redhat)
- Optaplanner (Redhat)
- Micrometer (Spring)
References
- https://spring.io/security/cve-2026-40984
- https://access.redhat.com/errata/RHSA-2026:36839
- https://access.redhat.com/errata/RHSA-2026:37390
- https://access.redhat.com/errata/RHSA-2026:41951
- https://access.redhat.com/errata/RHSA-2026:50848
- https://access.redhat.com/errata/RHSA-2026:50849
- https://access.redhat.com/errata/RHSA-2026:54435
- https://access.redhat.com/errata/RHSA-2026:62260
- https://access.redhat.com/errata/RHSA-2026:66488
- https://access.redhat.com/errata/RHSA-2026:66545
- https://access.redhat.com/security/cve/CVE-2026-40984
- https://bugzilla.redhat.com/show_bug.cgi?id=2486716
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40984.json
