{"cve":"CVE-2026-40984","nvd":{"published":"2026-06-09T05:16:34.780","modified":"2026-09-14T13:18:33.703","status":"Awaiting Analysis","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-400","CWE-770"],"references":["https://spring.io/security/cve-2026-40984","https://access.redhat.com/errata/RHSA-2026:36839","https://access.redhat.com/errata/RHSA-2026:37390","https://access.redhat.com/errata/RHSA-2026:41951","https://access.redhat.com/errata/RHSA-2026:50848"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:38:48.522727527+00:00"},"epss":{"cve":"CVE-2026-40984","score":0.00792,"percentile":0.56338,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-g3pr-3p32-fp23","url":"https://osv.dev/vulnerability/GHSA-g3pr-3p32-fp23","summary":"Micrometer HTTP server instrumentations DoS","modified":"2026-09-11T15:45:08.795437706Z","packages":[{"ecosystem":"Maven","name":"io.micrometer:micrometer-core","purl":"pkg:maven/io.micrometer/micrometer-core","ranges":[">=1.16.0 <1.16.6"],"fixed":["1.16.6"]},{"ecosystem":"Maven","name":"io.micrometer:micrometer-core","purl":"pkg:maven/io.micrometer/micrometer-core","ranges":[">=1.15.0 <1.15.12"],"fixed":["1.15.12"]},{"ecosystem":"Maven","name":"io.micrometer:micrometer-core","purl":"pkg:maven/io.micrometer/micrometer-core","ranges":[">=1.14.0 <=1.14.14"],"fixed":[]},{"ecosystem":"Maven","name":"io.micrometer:micrometer-core","purl":"pkg:maven/io.micrometer/micrometer-core","ranges":[">=1.10.0 <=1.13.15"],"fixed":[]},{"ecosystem":"Maven","name":"io.micrometer:micrometer-core","purl":"pkg:maven/io.micrometer/micrometer-core","ranges":["<=1.9.17"],"fixed":[]},{"ecosystem":"Maven","name":"io.micrometer:micrometer-jetty12","purl":"pkg:maven/io.micrometer/micrometer-jetty12","ranges":[">=1.16.0 <1.16.6"],"fixed":["1.16.6"]},{"ecosystem":"Maven","name":"io.micrometer:micrometer-jetty12","purl":"pkg:maven/io.micrometer/micrometer-jetty12","ranges":[">=1.15.0 <1.15.12"],"fixed":["1.15.12"]},{"ecosystem":"Maven","name":"io.micrometer:micrometer-jetty12","purl":"pkg:maven/io.micrometer/micrometer-jetty12","ranges":[">=1.14.0 <=1.14.14"],"fixed":[]},{"ecosystem":"Maven","name":"io.micrometer:micrometer-jetty12","purl":"pkg:maven/io.micrometer/micrometer-jetty12","ranges":["<=1.13.15"],"fixed":[]},{"ecosystem":"Maven","name":"io.micrometer:micrometer-jetty11","purl":"pkg:maven/io.micrometer/micrometer-jetty11","ranges":[">=1.16.0 <1.16.6"],"fixed":["1.16.6"]},{"ecosystem":"Maven","name":"io.micrometer:micrometer-jetty11","purl":"pkg:maven/io.micrometer/micrometer-jetty11","ranges":[">=1.15.0 <1.15.12"],"fixed":["1.15.12"]},{"ecosystem":"Maven","name":"io.micrometer:micrometer-jetty11","purl":"pkg:maven/io.micrometer/micrometer-jetty11","ranges":[">=1.14.0 <=1.14.14"],"fixed":[]},{"ecosystem":"Maven","name":"io.micrometer:micrometer-jetty11","purl":"pkg:maven/io.micrometer/micrometer-jetty11","ranges":["<=1.13.15"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}