Vulnerability details
CVE-2026-40983
Red Hat AMQ ClientsRed Hat Build of KeycloakRed Hat Fuse 7Red Hat JBoss Enterprise Application Platform Expansion PackRed Hat build of Apache Camel - HawtIO 4Red Hat build of Apache Camel 4 for Quarkus 3
Micrometer gRPC server instrumentation DoS vulnerability
CVSS 3.1
7.5High
Official description
In Micrometer, it is possible for a user to provide specially crafted gRPC requests that may cause a denial-of-service (DoS) condition. Affected versions: Micrometer 1.16.0 through 1.16.5; 1.15.0 through 1.15.11.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.5High | 3.1 | CVEProject cvelistV5 (CNA) (vmware) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| 7.5High | 3.1 | CVEProject cvelistV5 (CNA) (redhat-SADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Red Hat | Red Hat AMQ Clients | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat Build of Keycloak | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat Build of Keycloak | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat Fuse 7 | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat JBoss Enterprise Application Platform Expansion Pack | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat build of Apache Camel - HawtIO 4 | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat build of Apache Camel 4 for Quarkus 3 | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat build of Apicurio Registry 3 | All | CVEProject cvelistV5 (CNA) |
| Spring | Micrometer | 1.15.0 ≤ v < 1.15.11.1 | CVEProject cvelistV5 (CNA) |
| Spring | Micrometer | 1.16.0 ≤ v < 1.16.5.1 | CVEProject cvelistV5 (CNA) |
References and advisories
11- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40983.json x_sadp-csaf-vex
- https://spring.io/security/cve-2026-40983
- https://access.redhat.com/security/cve/CVE-2026-40983 vdb-entryx_refsource_REDHAT
- https://bugzilla.redhat.com/show_bug.cgi?id=2486697 issue-trackingx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:50849 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:66488 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:36839 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:41951 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:62260 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:50848 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:54435 vendor-advisoryx_refsource_REDHAT
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Details
- Published
- 2026-06-09
- Last updated
- 2026-09-14
- State
- Published
- Assigner (CNA)
- vmware
Exploit prediction (EPSS)
0.63%
Probability of exploitation in 30 days
50.5%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-400Uncontrolled Resource Consumption
- CWE-770Allocation of Resources Without Limits or Throttling