HIGH 7.5
GHSA-w737-wx49-qj23
Micrometer gRPC server instrumentation DoS
Quick fix
GHSA-w737-wx49-qj23 — io.micrometer:micrometer-core: upgrade to the fixed version with the command below.
# pom.xml: bump <version>1.16.6</version> for io.micrometer:micrometer-coreDetails
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.
Are you affected?
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Affected packages
Maven / io.micrometer:micrometer-core
Introduced in:
1.16.0 Fixed in: 1.16.6 Fix
# pom.xml: bump <version>1.16.6</version> for io.micrometer:micrometer-core Maven / io.micrometer:micrometer-core
Introduced in:
1.15.0 Fixed in: 1.15.12 Fix
# pom.xml: bump <version>1.15.12</version> for io.micrometer:micrometer-core References
- https://nvd.nist.gov/vuln/detail/CVE-2026-40983 [ADVISORY]
- https://access.redhat.com/errata/RHSA-2026:36839 [WEB]
- https://access.redhat.com/errata/RHSA-2026:41951 [WEB]
- https://access.redhat.com/errata/RHSA-2026:50848 [WEB]
- https://access.redhat.com/errata/RHSA-2026:50849 [WEB]
- https://access.redhat.com/security/cve/CVE-2026-40983 [WEB]
- https://bugzilla.redhat.com/show_bug.cgi?id=2486697 [WEB]
- https://github.com/micrometer-metrics/micrometer [PACKAGE]
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40983.json [WEB]
- https://spring.io/security/cve-2026-40983 [WEB]