{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-40983: Micrometer gRPC server instrumentation DoS vulnerability","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-40983","status":"final","version":"1","initial_release_date":"2026-06-09T03:46:54.131Z","current_release_date":"2026-06-09T13:54:04.441Z","revision_history":[{"date":"2026-06-09T03:46:54.131Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"In Micrometer, it is possible for a user to provide specially crafted gRPC requests that may cause a denial-of-service (DoS) condition.\n\nAffected versions:\nMicrometer 1.16.0 through 1.16.5; 1.15.0 through 1.15.11.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-40983 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-40983"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-40983"},{"category":"external","summary":"spring.io","url":"https://spring.io/security/cve-2026-40983"}]},"product_tree":{"branches":[{"category":"vendor","name":"Spring","branches":[{"category":"product_name","name":"Micrometer","branches":[{"category":"product_version_range","name":">=1.16.0 <1.16.6","product":{"name":"Spring Micrometer >=1.16.0 <1.16.6","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:spring:micrometer:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=1.15.0 <1.15.12","product":{"name":"Spring Micrometer >=1.15.0 <1.15.12","product_id":"CSAFPID-2","product_identification_helper":{"cpe":"cpe:2.3:a:spring:micrometer:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-40983","title":"Micrometer gRPC server instrumentation DoS vulnerability","notes":[{"category":"description","text":"In Micrometer, it is possible for a user to provide specially crafted gRPC requests that may cause a denial-of-service (DoS) condition.\n\nAffected versions:\nMicrometer 1.16.0 through 1.16.5; 1.15.0 through 1.15.11.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1","CSAFPID-2"]},"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH"},"products":["CSAFPID-1","CSAFPID-2"]}],"remediations":[{"category":"vendor_fix","details":"Update to a fixed version: 1.15.12, 1.16.6.","product_ids":["CSAFPID-1","CSAFPID-2"]}]}]}