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CVE-2026-40983

Micrometer gRPC server instrumentation DoS vulnerability

CVSS 3.1 7.5 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-40983

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-40983

Published

Micrometer

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Spring",
                    "product": "Micrometer",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "1.16.0",
                            "lessThan": "1.16.5.1",
                            "versionType": "custom"
                        },
                        {
                            "status": "affected",
                            "version": "1.15.0",
                            "lessThan": "1.15.11.1",
                            "versionType": "custom"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Original source record · Cite this exact observation · Complete original publisher JSON