{"id":"CVE-2026-59295","state":"PUBLISHED","title":"Micrometer instrumentation of Apache HttpAsyncClient DoS vulnerability","description":"It is possible for outbound HTTP requests using a Micrometer-instrumented client to cause a denial-of-service (DoS) condition due to an unbounded memory leak.\nMicrometer 1.17.0\nMicrometer 1.16.0 - 1.16.6\nMicrometer 1.15.0 - 1.15.12\nMicrometer 1.14.0 - 1.14.16\nMicrometer 1.9.18 and earlier","publishedAt":"2026-08-24T10:10:06.302Z","updatedAt":"2026-08-27T17:57:52.554Z","severity":{"score":5.9,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"vmware"},"assigner":"vmware","products":["Spring Micrometer"],"affected":[{"vendor":"Spring","product":"Micrometer","defaultStatus":"unaffected","versions":[{"version":"1.17.0","status":"affected","versionType":"custom"},{"version":"1.16.0","status":"affected","lessThanOrEqual":"1.16.6","versionType":"custom"},{"version":"1.15.0","status":"affected","lessThanOrEqual":"1.15.12","versionType":"custom"},{"version":"1.14.0","status":"affected","lessThanOrEqual":"1.14.16","versionType":"custom"},{"version":"0","status":"affected","lessThanOrEqual":"1.9.18","versionType":"custom"}]}],"references":["https://spring.io/security/cve-2026-59295"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:32.778Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/59xxx/CVE-2026-59295.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-59295","state":"PUBLISHED","datePublished":"2026-08-24T10:10:06.302Z","dateUpdated":"2026-08-27T17:57:52.554Z","assignerShortName":"vmware","assignerOrgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateReserved":"2026-07-04T18:13:34.323Z"},"containers":{"cna":{"title":"Micrometer instrumentation of Apache HttpAsyncClient DoS vulnerability","descriptions":[{"lang":"en","value":"It is possible for outbound HTTP requests using a Micrometer-instrumented client to cause a denial-of-service (DoS) condition due to an unbounded memory leak.\nMicrometer 1.17.0\nMicrometer 1.16.0 - 1.16.6\nMicrometer 1.15.0 - 1.15.12\nMicrometer 1.14.0 - 1.14.16\nMicrometer 1.9.18 and earlier"}],"affected":[{"vendor":"Spring","product":"Micrometer","defaultStatus":"unaffected","versions":[{"version":"1.17.0","status":"affected","versionType":"custom"},{"version":"1.16.0","status":"affected","lessThanOrEqual":"1.16.6","versionType":"custom"},{"version":"1.15.0","status":"affected","lessThanOrEqual":"1.15.12","versionType":"custom"},{"version":"1.14.0","status":"affected","lessThanOrEqual":"1.14.16","versionType":"custom"},{"version":"0","status":"affected","lessThanOrEqual":"1.9.18","versionType":"custom"}]}],"references":[{"url":"https://spring.io/security/cve-2026-59295"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-401 Missing Release of Memory after Effective Lifetime","type":"CWE"}]}],"providerMetadata":{"shortName":"vmware","orgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateUpdated":"2026-08-27T17:57:52.554Z"},"impacts":[{"descriptions":[{"lang":"en","value":"It is possible for outbound HTTP requests using a Micrometer-instrumented client to cause a denial-of-service (DoS) condition due to an unbounded memory leak."}]}],"source":{"discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-24T14:28:32.372143Z","id":"CVE-2026-59295","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-24T14:28:42.575Z"}}]}}}