{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59295",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-24T14:28:32.372143Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-24T14:28:42.575Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Micrometer",
          "vendor": "Spring",
          "versions": [
            {
              "status": "affected",
              "version": "1.17.0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "1.16.6",
              "status": "affected",
              "version": "1.16.0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "1.15.12",
              "status": "affected",
              "version": "1.15.0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "1.14.16",
              "status": "affected",
              "version": "1.14.0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "1.9.18",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eIt 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.\u003c/p\u003e\u003cp\u003eMicrometer 1.17.0\u003cbr/\u003eMicrometer 1.16.0 - 1.16.6\u003cbr/\u003eMicrometer 1.15.0 - 1.15.12\u003cbr/\u003eMicrometer 1.14.0 - 1.14.16\u003cbr/\u003eMicrometer 1.9.18 and earlier\u003c/p\u003e"
            }
          ],
          "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"
        }
      ],
      "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."
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-401 Missing Release of Memory after Effective Lifetime",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-27T17:57:52.554Z",
        "orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
        "shortName": "vmware"
      },
      "references": [
        {
          "url": "https://spring.io/security/cve-2026-59295"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Micrometer instrumentation of Apache HttpAsyncClient DoS vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
    "assignerShortName": "vmware",
    "cveId": "CVE-2026-59295",
    "datePublished": "2026-08-24T10:10:06.302Z",
    "dateReserved": "2026-07-04T18:13:34.323Z",
    "dateUpdated": "2026-08-27T17:57:52.554Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-59295\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-08-24T14:28:32.372143Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-08-24T14:28:39.220Z\"}}], \"cna\": {\"title\": \"Micrometer Instrumentation of Apache HttpAsyncClient Denial of Service Vulnerability\", \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 5.9, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"HIGH\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"NONE\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"VMware (Broadcom)\", \"product\": \"io.micrometer:micrometer-core\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"1.9.18\"}, {\"status\": \"affected\", \"version\": \"1.14.0\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"1.14.16\"}, {\"status\": \"affected\", \"version\": \"1.15.0\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"1.15.12\"}, {\"status\": \"affected\", \"version\": \"1.16.0\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"1.16.6\"}, {\"status\": \"affected\", \"version\": \"1.17.0\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"1.9.19\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"1.14.17\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"1.15.13\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"1.16.7\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"1.16.6.1\", \"versionType\": \"custom\"}, {\"status\": \"unaffected\", \"version\": \"1.17.1\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"1.17.0.1\", \"versionType\": \"custom\"}]}], \"datePublic\": \"2026-08-20T00:00:00.000Z\", \"references\": [{\"url\": \"https://spring.io/security/cve-2026-59295\", \"name\": \"Spring Security Advisory CVE-2026-59295\"}, {\"url\": \"https://github.com/spring-projects/security-advisories/security/advisories/GHSA-747c-jhq3-w433\", \"name\": \"GHSA-747c-jhq3-w433\"}], \"workarounds\": [{\"lang\": \"en\", \"value\": \"Migrate to Apache HttpClient 5.6.x\u0027s native httpclient5-observation module, or use ObservationExecChainHandler when using HttpClient 5.x with Micrometer 1.12.0+.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eMigrate to Apache HttpClient 5.6.x\u0027s native httpclient5-observation module, or use ObservationExecChainHandler when using HttpClient 5.x with Micrometer 1.12.0+.\u003c/p\u003e\", \"base64\": false}]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Micrometer-instrumented Apache HttpAsyncClient (4.x or 5.x) usage via MicrometerHttpClientInterceptor can leak memory unboundedly when asynchronous requests fail before receiving a response (e.g. connection resets or timeouts). Tracking state for these requests remains in memory indefinitely, and sustained failures lead to heap exhaustion and OutOfMemoryError crashes.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eMicrometer-instrumented Apache HttpAsyncClient (4.x or 5.x) usage via MicrometerHttpClientInterceptor can leak memory unboundedly when asynchronous requests fail before receiving a response (e.g. connection resets or timeouts). Tracking state for these requests remains in memory indefinitely, and sustained failures lead to heap exhaustion and OutOfMemoryError crashes.\u003c/p\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-401\", \"description\": \"CWE-401: Missing Release of Memory after Effective Lifetime\"}]}], \"providerMetadata\": {\"orgId\": \"dcf2e128-44bd-42ed-91e8-88f912c1401d\", \"shortName\": \"vmware\", \"dateUpdated\": \"2026-08-24T10:10:06.302Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-59295\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-08-24T14:28:42.575Z\", \"dateReserved\": \"2026-07-04T18:13:34.323Z\", \"assignerOrgId\": \"dcf2e128-44bd-42ed-91e8-88f912c1401d\", \"datePublished\": \"2026-08-24T10:10:06.302Z\", \"assignerShortName\": \"vmware\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}