{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-40984", "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "state": "PUBLISHED", "assignerShortName": "vmware", "dateReserved": "2026-04-16T02:19:09.388Z", "datePublished": "2026-06-09T03:47:46.447Z", "dateUpdated": "2026-06-09T03:47:46.447Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "shortName": "vmware", "dateUpdated": "2026-06-09T03:47:46.447Z"}, "title": "Micrometer HTTP server instrumentations DoS vulnerability", "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-400: Uncontrolled Resource Consumption", "cweId": "CWE-400", "type": "CWE"}]}], "impacts": [{"descriptions": [{"lang": "en", "value": "An unauthenticated remote attacker can cause denial of service by sending specially crafted HTTP requests that trigger excessive resource consumption in applications using Micrometer HTTP server instrumentations."}]}], "affected": [{"vendor": "Spring", "product": "Micrometer", "packageName": "micrometer-core", "defaultStatus": "unaffected", "versions": [{"status": "affected", "version": "1.16.0", "lessThan": "1.16.6", "versionType": "custom"}, {"status": "affected", "version": "1.15.0", "lessThan": "1.15.12", "versionType": "custom"}, {"status": "affected", "version": "1.14.0", "lessThan": "1.14.16", "versionType": "custom"}, {"status": "affected", "version": "1.13.0", "lessThan": "1.13.19", "versionType": "custom"}, {"status": "affected", "version": "1.9.0", "lessThan": "1.9.18", "versionType": "custom"}]}, {"vendor": "Spring", "product": "Micrometer", "packageName": "micrometer-jetty11", "defaultStatus": "unaffected", "versions": [{"status": "affected", "version": "1.16.0", "lessThan": "1.16.6", "versionType": "custom"}, {"status": "affected", "version": "1.15.0", "lessThan": "1.15.12", "versionType": "custom"}, {"status": "affected", "version": "1.14.0", "lessThan": "1.14.16", "versionType": "custom"}, {"status": "affected", "version": "1.13.0", "lessThan": "1.13.19", "versionType": "custom"}]}, {"vendor": "Spring", "product": "Micrometer", "packageName": "micrometer-jetty12", "defaultStatus": "unaffected", "versions": [{"status": "affected", "version": "1.16.0", "lessThan": "1.16.6", "versionType": "custom"}, {"status": "affected", "version": "1.15.0", "lessThan": "1.15.12", "versionType": "custom"}, {"status": "affected", "version": "1.14.0", "lessThan": "1.14.16", "versionType": "custom"}, {"status": "affected", "version": "1.13.0", "lessThan": "1.13.19", "versionType": "custom"}]}], "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.", "supportingMedia": [{"type": "text/html", "base64": false, "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."}]}], "references": [{"url": "https://spring.io/security/cve-2026-40984"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.1"}}}}

{}

{"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": "2026-06-09T05:16:34.780", "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": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "security@vmware.com", "type": "Secondary"}]}

{}

{"created": "2026-06-09T05:30:36.260441+00:00", "updated": "2026-06-09T05:30:36.260455+00:00", "vendors": []}