CVE-2026-40983 (GCVE-0-2026-40983)

Vulnerability from cvelistv5 – Published: 2026-06-09 03:46 – Updated: 2026-08-13 12:04
VLAI
Title
Micrometer gRPC server instrumentation DoS vulnerability
Summary
In Micrometer, it is possible for a user to provide specially crafted gRPC requests that may cause a denial-of-service (DoS) condition. Affected versions: Micrometer 1.16.0 through 1.16.5; 1.15.0 through 1.15.11.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-09 13:53 UTC
CWE
  • CWE-400 - Uncontrolled Resource Consumption
  • CWE-770 - Allocation of Resources Without Limits or Throttling
Assigner
References
Impacted products
Vendor Product Version CPE status
Spring Micrometer Affected: 1.16.0 , < 1.16.5.1 (custom)
Affected: 1.15.0 , < 1.15.11.1 (custom)
guessed Create a notification for this product.
Red Hat Red Hat Build of Apache Camel 4.18 for Quarkus 3.33     cpe:/a:redhat:apache_camel_quarkus:3.33
Create a notification for this product.
Red Hat Red Hat build of Keycloak 26.6 Unaffected: 26.6.5-1 , < * (rpm)
    cpe:/a:redhat:build_keycloak:26.6::el9
Create a notification for this product.
Red Hat Red Hat build of Keycloak 26.6 Unaffected: 26.6-11 , < * (rpm)
    cpe:/a:redhat:build_keycloak:26.6::el9
Create a notification for this product.
Red Hat Red Hat build of Keycloak 26.6.5     cpe:/a:redhat:build_keycloak:26.6::el9
Create a notification for this product.
Red Hat Red Hat build of Keycloak 26.6.5 Unaffected: rhel9-operator , < * (rpm)
    cpe:/a:redhat:build_keycloak:26.6::el9
Create a notification for this product.
Red Hat Red Hat build of Keycloak 26.6.5 Unaffected: openshift-rhel9 , < * (rpm)
    cpe:/a:redhat:build_keycloak:26.6::el9
Create a notification for this product.
Red Hat Red Hat Data Grid 8.6.2     cpe:/a:redhat:jboss_data_grid:8
Create a notification for this product.
Red Hat Red Hat AMQ Broker 7     cpe:/a:redhat:amq_broker:7
Create a notification for this product.
Red Hat Red Hat AMQ Clients     cpe:/a:redhat:amq_clients:2023
Create a notification for this product.
Red Hat Red Hat build of Apache Camel 4 for Quarkus 3     cpe:/a:redhat:camel_quarkus:3
Create a notification for this product.
Red Hat Red Hat build of Apache Camel for Spring Boot 4     cpe:/a:redhat:camel_spring_boot:4
Create a notification for this product.
Red Hat Red Hat build of Apache Camel - HawtIO 4     cpe:/a:redhat:apache_camel_hawtio:4
Create a notification for this product.
Red Hat Red Hat build of Apicurio Registry 3     cpe:/a:redhat:apicurio_registry:3
Create a notification for this product.
Red Hat Red Hat build of Debezium 3     cpe:/a:redhat:debezium:3
Create a notification for this product.
Red Hat Red Hat Build of Keycloak     cpe:/a:redhat:build_keycloak:
Create a notification for this product.
Red Hat Red Hat build of Quarkus     cpe:/a:redhat:quarkus:3
Create a notification for this product.
Red Hat Red Hat Fuse 7     cpe:/a:redhat:jboss_fuse:7
Create a notification for this product.
Red Hat Red Hat JBoss Enterprise Application Platform Expansion Pack     cpe:/a:redhat:jbosseapxp
Create a notification for this product.
Red Hat Red Hat OpenShift AI (RHOAI)     cpe:/a:redhat:openshift_ai
Create a notification for this product.
Red Hat Red Hat OpenShift Dev Spaces     cpe:/a:redhat:openshift_devspaces:3
Create a notification for this product.
Red Hat Red Hat Satellite 6     cpe:/a:redhat:satellite:6
Create a notification for this product.
Red Hat streams for Apache Kafka 2     cpe:/a:redhat:amq_streams:2
Create a notification for this product.
Red Hat streams for Apache Kafka 3     cpe:/a:redhat:amq_streams:3
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-40983",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-09T13:53:39.829639Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-09T13:54:04.441Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "affected": [
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:apache_camel_quarkus:3.33"
            ],
            "defaultStatus": "unaffected",
            "packageName": "micrometer-core",
            "product": "Red Hat Build of Apache Camel 4.18 for Quarkus 3.33",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:build_keycloak:26.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "rhbk/keycloak-operator-bundle",
            "product": "Red Hat build of Keycloak 26.6",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "26.6.5-1",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:build_keycloak:26.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "rhbk/keycloak-rhel9",
            "product": "Red Hat build of Keycloak 26.6",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "26.6-11",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:build_keycloak:26.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "rhbk/keycloak-rhel9-operator",
            "product": "Red Hat build of Keycloak 26.6",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "26.6-11",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:build_keycloak:26.6::el9"
            ],
            "defaultStatus": "unaffected",
            "packageName": "micrometer-core",
            "product": "Red Hat build of Keycloak 26.6.5",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:build_keycloak:26.6::el9"
            ],
            "defaultStatus": "unaffected",
            "packageName": "rhbk/keycloak-rhel9",
            "product": "Red Hat build of Keycloak 26.6.5",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:build_keycloak:26.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "rhbk/keycloak",
            "product": "Red Hat build of Keycloak 26.6.5",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "rhel9-operator",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:build_keycloak:26.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "rhbk-openshift-rhel9/rhbk",
            "product": "Red Hat build of Keycloak 26.6.5",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "openshift-rhel9",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:build_keycloak:26.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "rhbk-rhel9-operator/rhbk",
            "product": "Red Hat build of Keycloak 26.6.5",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "rhel9-operator",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:jboss_data_grid:8"
            ],
            "defaultStatus": "unaffected",
            "packageName": "micrometer-core",
            "product": "Red Hat Data Grid 8.6.2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:amq_broker:7"
            ],
            "defaultStatus": "affected",
            "packageName": "micrometer-core",
            "product": "Red Hat AMQ Broker 7",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:amq_clients:2023"
            ],
            "defaultStatus": "affected",
            "packageName": "micrometer-core",
            "product": "Red Hat AMQ Clients",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:camel_quarkus:3"
            ],
            "defaultStatus": "affected",
            "packageName": "micrometer-core",
            "product": "Red Hat build of Apache Camel 4 for Quarkus 3",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:camel_spring_boot:4"
            ],
            "defaultStatus": "unaffected",
            "packageName": "micrometer-core",
            "product": "Red Hat build of Apache Camel for Spring Boot 4",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:apache_camel_hawtio:4"
            ],
            "defaultStatus": "affected",
            "packageName": "micrometer-core",
            "product": "Red Hat build of Apache Camel - HawtIO 4",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:apicurio_registry:3"
            ],
            "defaultStatus": "affected",
            "packageName": "micrometer-core",
            "product": "Red Hat build of Apicurio Registry 3",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:debezium:3"
            ],
            "defaultStatus": "unaffected",
            "packageName": "micrometer-core",
            "product": "Red Hat build of Debezium 3",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:build_keycloak:"
            ],
            "defaultStatus": "affected",
            "packageName": "rhbk-keycloak-rhel9-operator/rhbk-keycloak-rhel9-operator",
            "product": "Red Hat Build of Keycloak",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:build_keycloak:"
            ],
            "defaultStatus": "affected",
            "packageName": "rhbk-keycloak-rhel9/rhbk-keycloak-rhel9",
            "product": "Red Hat Build of Keycloak",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:quarkus:3"
            ],
            "defaultStatus": "affected",
            "packageName": "micrometer-core",
            "product": "Red Hat build of Quarkus",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:jboss_fuse:7"
            ],
            "defaultStatus": "affected",
            "packageName": "micrometer-core",
            "product": "Red Hat Fuse 7",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:jbosseapxp"
            ],
            "defaultStatus": "affected",
            "packageName": "micrometer-core",
            "product": "Red Hat JBoss Enterprise Application Platform Expansion Pack",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openshift_ai"
            ],
            "defaultStatus": "unaffected",
            "packageName": "rhoai/odh-trustyai-service-rhel9",
            "product": "Red Hat OpenShift AI (RHOAI)",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openshift_devspaces:3"
            ],
            "defaultStatus": "affected",
            "packageName": "devspaces/openvsx-rhel9",
            "product": "Red Hat OpenShift Dev Spaces",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openshift_devspaces:3"
            ],
            "defaultStatus": "affected",
            "packageName": "devspaces/pluginregistry-rhel9",
            "product": "Red Hat OpenShift Dev Spaces",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openshift_devspaces:3"
            ],
            "defaultStatus": "unaffected",
            "packageName": "devspaces/server-rhel9",
            "product": "Red Hat OpenShift Dev Spaces",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:satellite:6"
            ],
            "defaultStatus": "unknown",
            "packageName": "candlepin",
            "product": "Red Hat Satellite 6",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:satellite:6"
            ],
            "defaultStatus": "unknown",
            "packageName": "satellite:el8/candlepin",
            "product": "Red Hat Satellite 6",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:amq_streams:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "micrometer-core",
            "product": "streams for Apache Kafka 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:amq_streams:3"
            ],
            "defaultStatus": "affected",
            "packageName": "micrometer-core",
            "product": "streams for Apache Kafka 3",
            "vendor": "Red Hat"
          }
        ],
        "datePublic": "2026-06-09T03:46:54.131Z",
        "descriptions": [
          {
            "lang": "en",
            "value": "A flaw was found in Micrometer. A remote attacker can provide specially crafted gRPC (gRPC Remote Procedure Call) requests, which may lead to a denial-of-service (DoS) condition. This vulnerability allows an attacker to disrupt the availability of the affected system."
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "namespace": "https://access.redhat.com/security/updates/classification/",
                "value": "Important"
              },
              "type": "Red Hat severity rating"
            }
          },
          {
            "cvssV3_1": {
              "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"
            },
            "format": "CVSS"
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-770",
                "description": "Allocation of Resources Without Limits or Throttling",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-13T12:04:29.786Z",
          "orgId": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
          "shortName": "redhat-SADP"
        },
        "references": [
          {
            "tags": [
              "vdb-entry",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/security/cve/CVE-2026-40983"
          },
          {
            "name": "RHBZ#2486697",
            "tags": [
              "issue-tracking",
              "x_refsource_REDHAT"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2486697"
          },
          {
            "tags": [
              "x_sadp-csaf-vex"
            ],
            "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40983.json"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:50849"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:36839"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:41951"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:50848"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:54435"
          }
        ],
        "solutions": [
          {
            "lang": "en",
            "value": "RHSA-2026:50849: Red Hat build of Keycloak 26.6"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:36839: Red Hat Build of Apache Camel 4.18 for Quarkus 3.33"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:41951: Red Hat Data Grid 8.6.2"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:50848: Red Hat build of Keycloak 26.6.5"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:54435: Streams for Apache Kafka 3.2.1"
          }
        ],
        "timeline": [
          {
            "lang": "en",
            "time": "2026-06-09T05:00:52.290Z",
            "value": "Reported to Red Hat."
          },
          {
            "lang": "en",
            "time": "2026-06-09T03:46:54.131Z",
            "value": "Made public."
          }
        ],
        "title": "micrometer: micrometer-core: Micrometer: Denial of Service via specially crafted gRPC requests",
        "workarounds": [
          {
            "lang": "en",
            "value": "To mitigate this issue, restrict network access to services exposing Micrometer\u0027s gRPC endpoints to trusted clients only. Implement firewall rules to limit inbound connections to the specific ports used by gRPC. If gRPC functionality is not essential for the deployment, consider disabling it entirely to eliminate the attack vector. Any changes to network configurations or service settings may require a service restart to take effect, potentially impacting availability during the transition."
          }
        ],
        "x_adpType": "supplier",
        "x_generator": {
          "engine": "sadp-cli 1.0.0"
        }
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Micrometer",
          "vendor": "Spring",
          "versions": [
            {
              "lessThan": "1.16.5.1",
              "status": "affected",
              "version": "1.16.0",
              "versionType": "custom"
            },
            {
              "lessThan": "1.15.11.1",
              "status": "affected",
              "version": "1.15.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "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."
            }
          ],
          "value": "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."
        }
      ],
      "impacts": [
        {
          "descriptions": [
            {
              "lang": "en",
              "value": "An unauthenticated remote attacker can cause denial of service by sending specially crafted gRPC requests that trigger excessive resource consumption in applications using Micrometer\u0027s ObservationGrpcServerInterceptor."
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "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"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-400",
              "description": "CWE-400: Uncontrolled Resource Consumption",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-23T19:56:44.379Z",
        "orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
        "shortName": "vmware"
      },
      "references": [
        {
          "url": "https://spring.io/security/cve-2026-40983"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Micrometer gRPC server instrumentation DoS vulnerability",
      "x_generator": {
        "engine": "Vulnogram 1.0.1"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
    "assignerShortName": "vmware",
    "cveId": "CVE-2026-40983",
    "datePublished": "2026-06-09T03:46:54.131Z",
    "dateReserved": "2026-04-16T02:19:04.616Z",
    "dateUpdated": "2026-08-13T12:04:29.786Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-40983",
      "date": "2026-08-24",
      "epss": "0.00614",
      "percentile": "0.46732"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-40983\",\"sourceIdentifier\":\"security@vmware.com\",\"published\":\"2026-06-09T05:16:34.653\",\"lastModified\":\"2026-08-13T13:18:46.803\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"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.\"},{\"lang\":\"es\",\"value\":\"En Micrometer, es posible que un usuario proporcione solicitudes gRPC especialmente elaboradas que pueden causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS).\\n\\nVersiones afectadas:\\nMicrometer 1.16.0 hasta 1.16.5; 1.15.0 hasta 1.15.11.\"}],\"affected\":[{\"source\":\"security@vmware.com\",\"affectedData\":[{\"vendor\":\"Spring\",\"product\":\"Micrometer\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"1.16.0\",\"lessThan\":\"1.16.5.1\",\"versionType\":\"custom\",\"status\":\"affected\"},{\"version\":\"1.15.0\",\"lessThan\":\"1.15.11.1\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]},{\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\",\"affectedData\":[{\"vendor\":\"Red Hat\",\"product\":\"Red Hat Build of Apache Camel 4.18 for Quarkus 3.33\",\"defaultStatus\":\"unaffected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:apache_camel_quarkus:3.33\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Keycloak 26.6\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://catalog.redhat.com/software/containers/\",\"packageName\":\"rhbk/keycloak-operator-bundle\",\"cpes\":[\"cpe:/a:redhat:build_keycloak:26.6::el9\"],\"versions\":[{\"version\":\"26.6.5-1\",\"lessThan\":\"*\",\"versionType\":\"rpm\",\"status\":\"unaffected\"}]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Keycloak 26.6\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://catalog.redhat.com/software/containers/\",\"packageName\":\"rhbk/keycloak-rhel9\",\"cpes\":[\"cpe:/a:redhat:build_keycloak:26.6::el9\"],\"versions\":[{\"version\":\"26.6-11\",\"lessThan\":\"*\",\"versionType\":\"rpm\",\"status\":\"unaffected\"}]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Keycloak 26.6\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://catalog.redhat.com/software/containers/\",\"packageName\":\"rhbk/keycloak-rhel9-operator\",\"cpes\":[\"cpe:/a:redhat:build_keycloak:26.6::el9\"],\"versions\":[{\"version\":\"26.6-11\",\"lessThan\":\"*\",\"versionType\":\"rpm\",\"status\":\"unaffected\"}]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Keycloak 26.6.5\",\"defaultStatus\":\"unaffected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:build_keycloak:26.6::el9\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Keycloak 26.6.5\",\"defaultStatus\":\"unaffected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"rhbk/keycloak-rhel9\",\"cpes\":[\"cpe:/a:redhat:build_keycloak:26.6::el9\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Keycloak 26.6.5\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"rhbk/keycloak\",\"cpes\":[\"cpe:/a:redhat:build_keycloak:26.6::el9\"],\"versions\":[{\"version\":\"rhel9-operator\",\"lessThan\":\"*\",\"versionType\":\"rpm\",\"status\":\"unaffected\"}]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Keycloak 26.6.5\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"rhbk-openshift-rhel9/rhbk\",\"cpes\":[\"cpe:/a:redhat:build_keycloak:26.6::el9\"],\"versions\":[{\"version\":\"openshift-rhel9\",\"lessThan\":\"*\",\"versionType\":\"rpm\",\"status\":\"unaffected\"}]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Keycloak 26.6.5\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"rhbk-rhel9-operator/rhbk\",\"cpes\":[\"cpe:/a:redhat:build_keycloak:26.6::el9\"],\"versions\":[{\"version\":\"rhel9-operator\",\"lessThan\":\"*\",\"versionType\":\"rpm\",\"status\":\"unaffected\"}]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat Data Grid 8.6.2\",\"defaultStatus\":\"unaffected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:jboss_data_grid:8\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat AMQ Broker 7\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:amq_broker:7\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat AMQ Clients\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:amq_clients:2023\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Apache Camel 4 for Quarkus 3\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:camel_quarkus:3\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Apache Camel for Spring Boot 4\",\"defaultStatus\":\"unaffected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:camel_spring_boot:4\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Apache Camel - HawtIO 4\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:apache_camel_hawtio:4\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Apicurio Registry 3\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:apicurio_registry:3\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Debezium 3\",\"defaultStatus\":\"unaffected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:debezium:3\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat Build of Keycloak\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"rhbk-keycloak-rhel9-operator/rhbk-keycloak-rhel9-operator\",\"cpes\":[\"cpe:/a:redhat:build_keycloak:\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat Build of Keycloak\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"rhbk-keycloak-rhel9/rhbk-keycloak-rhel9\",\"cpes\":[\"cpe:/a:redhat:build_keycloak:\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat build of Quarkus\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:quarkus:3\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat Fuse 7\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:jboss_fuse:7\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat JBoss Enterprise Application Platform Expansion Pack\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:jbosseapxp\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat OpenShift AI (RHOAI)\",\"defaultStatus\":\"unaffected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"rhoai/odh-trustyai-service-rhel9\",\"cpes\":[\"cpe:/a:redhat:openshift_ai\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat OpenShift Dev Spaces\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"devspaces/openvsx-rhel9\",\"cpes\":[\"cpe:/a:redhat:openshift_devspaces:3\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat OpenShift Dev Spaces\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"devspaces/pluginregistry-rhel9\",\"cpes\":[\"cpe:/a:redhat:openshift_devspaces:3\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat OpenShift Dev Spaces\",\"defaultStatus\":\"unaffected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"devspaces/server-rhel9\",\"cpes\":[\"cpe:/a:redhat:openshift_devspaces:3\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat Satellite 6\",\"defaultStatus\":\"unknown\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"candlepin\",\"cpes\":[\"cpe:/a:redhat:satellite:6\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat Satellite 6\",\"defaultStatus\":\"unknown\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"satellite:el8/candlepin\",\"cpes\":[\"cpe:/a:redhat:satellite:6\"]},{\"vendor\":\"Red Hat\",\"product\":\"streams for Apache Kafka 2\",\"defaultStatus\":\"unaffected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:amq_streams:2\"]},{\"vendor\":\"Red Hat\",\"product\":\"streams for Apache Kafka 3\",\"defaultStatus\":\"affected\",\"collectionURL\":\"https://access.redhat.com/downloads/content/package-browser/\",\"packageName\":\"micrometer-core\",\"cpes\":[\"cpe:/a:redhat:amq_streams:3\"]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security@vmware.com\",\"type\":\"Secondary\",\"cvssData\":{\"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\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\",\"type\":\"Secondary\",\"cvssData\":{\"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\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-06-09T13:53:39.829639Z\",\"id\":\"CVE-2026-40983\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"yes\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"security@vmware.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-400\"}]},{\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-770\"}]}],\"references\":[{\"url\":\"https://spring.io/security/cve-2026-40983\",\"source\":\"security@vmware.com\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2026:36839\",\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2026:41951\",\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2026:50848\",\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2026:50849\",\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2026:54435\",\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\"},{\"url\":\"https://access.redhat.com/security/cve/CVE-2026-40983\",\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=2486697\",\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\"},{\"url\":\"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40983.json\",\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\"}]}}",
    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2026-08-12T19:39:45+00:00",
      "cve": "CVE-2026-40983",
      "id": "CVE-2026-40983",
      "initial_release_date": "2026-06-09T03:46:54.131000+00:00",
      "product_status:fixed": "13",
      "product_status:known_affected": "12",
      "product_status:known_not_affected": "5",
      "product_status:under_investigation": "6",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "micrometer: micrometer-core: Micrometer: Denial of Service via specially crafted gRPC requests",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40983.json",
      "version": "3"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"micrometer: micrometer-core: Micrometer: Denial of Service via specially crafted gRPC requests\", \"metrics\": [{\"other\": {\"type\": \"Red Hat severity rating\", \"content\": {\"value\": \"Important\", \"namespace\": \"https://access.redhat.com/security/updates/classification/\"}}}, {\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"NONE\"}}], \"affected\": [{\"cpes\": [\"cpe:/a:redhat:apache_camel_quarkus:3.33\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Build of Apache Camel 4.18 for Quarkus 3.33\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:build_keycloak:26.6::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Keycloak 26.6\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"26.6.5-1\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"rhbk/keycloak-operator-bundle\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:build_keycloak:26.6::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Keycloak 26.6\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"26.6-11\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"rhbk/keycloak-rhel9\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:build_keycloak:26.6::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Keycloak 26.6\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"26.6-11\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"rhbk/keycloak-rhel9-operator\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:build_keycloak:26.6::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Keycloak 26.6.5\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:build_keycloak:26.6::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Keycloak 26.6.5\", \"packageName\": \"rhbk/keycloak-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:build_keycloak:26.6::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Keycloak 26.6.5\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"rhel9-operator\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"rhbk/keycloak\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:build_keycloak:26.6::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Keycloak 26.6.5\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"openshift-rhel9\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"rhbk-openshift-rhel9/rhbk\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:build_keycloak:26.6::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Keycloak 26.6.5\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"rhel9-operator\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"rhbk-rhel9-operator/rhbk\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:jboss_data_grid:8\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Data Grid 8.6.2\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:amq_broker:7\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat AMQ Broker 7\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:amq_clients:2023\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat AMQ Clients\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:camel_quarkus:3\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Apache Camel 4 for Quarkus 3\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:camel_spring_boot:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Apache Camel for Spring Boot 4\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:apache_camel_hawtio:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Apache Camel - HawtIO 4\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:apicurio_registry:3\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Apicurio Registry 3\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:debezium:3\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Debezium 3\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:build_keycloak:\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Build of Keycloak\", \"packageName\": \"rhbk-keycloak-rhel9-operator/rhbk-keycloak-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:build_keycloak:\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Build of Keycloak\", \"packageName\": \"rhbk-keycloak-rhel9/rhbk-keycloak-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:quarkus:3\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Quarkus\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:jboss_fuse:7\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Fuse 7\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:jbosseapxp\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat JBoss Enterprise Application Platform Expansion Pack\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift_ai\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift AI (RHOAI)\", \"packageName\": \"rhoai/odh-trustyai-service-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift_devspaces:3\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Dev Spaces\", \"packageName\": \"devspaces/openvsx-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift_devspaces:3\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Dev Spaces\", \"packageName\": \"devspaces/pluginregistry-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift_devspaces:3\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Dev Spaces\", \"packageName\": \"devspaces/server-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:satellite:6\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Satellite 6\", \"packageName\": \"candlepin\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unknown\"}, {\"cpes\": [\"cpe:/a:redhat:satellite:6\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Satellite 6\", \"packageName\": \"satellite:el8/candlepin\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unknown\"}, {\"cpes\": [\"cpe:/a:redhat:amq_streams:2\"], \"vendor\": \"Red Hat\", \"product\": \"streams for Apache Kafka 2\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:amq_streams:3\"], \"vendor\": \"Red Hat\", \"product\": \"streams for Apache Kafka 3\", \"packageName\": \"micrometer-core\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2026-06-09T05:00:52.290Z\", \"value\": \"Reported to Red Hat.\"}, {\"lang\": \"en\", \"time\": \"2026-06-09T03:46:54.131Z\", \"value\": \"Made public.\"}], \"solutions\": [{\"lang\": \"en\", \"value\": \"RHSA-2026:50849: Red Hat build of Keycloak 26.6\"}, {\"lang\": \"en\", \"value\": \"RHSA-2026:36839: Red Hat Build of Apache Camel 4.18 for Quarkus 3.33\"}, {\"lang\": \"en\", \"value\": \"RHSA-2026:41951: Red Hat Data Grid 8.6.2\"}, {\"lang\": \"en\", \"value\": \"RHSA-2026:50848: Red Hat build of Keycloak 26.6.5\"}, {\"lang\": \"en\", \"value\": \"RHSA-2026:54435: Streams for Apache Kafka 3.2.1\"}], \"x_adpType\": \"supplier\", \"datePublic\": \"2026-06-09T03:46:54.131Z\", \"references\": [{\"url\": \"https://access.redhat.com/security/cve/CVE-2026-40983\", \"tags\": [\"vdb-entry\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2486697\", \"name\": \"RHBZ#2486697\", \"tags\": [\"issue-tracking\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40983.json\", \"tags\": [\"x_sadp-csaf-vex\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:50849\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:36839\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:41951\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:50848\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:54435\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}], \"workarounds\": [{\"lang\": \"en\", \"value\": \"To mitigate this issue, restrict network access to services exposing Micrometer\u0027s gRPC endpoints to trusted clients only. Implement firewall rules to limit inbound connections to the specific ports used by gRPC. If gRPC functionality is not essential for the deployment, consider disabling it entirely to eliminate the attack vector. Any changes to network configurations or service settings may require a service restart to take effect, potentially impacting availability during the transition.\"}], \"x_generator\": {\"engine\": \"sadp-cli 1.0.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"A flaw was found in Micrometer. A remote attacker can provide specially crafted gRPC (gRPC Remote Procedure Call) requests, which may lead to a denial-of-service (DoS) condition. This vulnerability allows an attacker to disrupt the availability of the affected system.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-770\", \"description\": \"Allocation of Resources Without Limits or Throttling\"}]}], \"providerMetadata\": {\"orgId\": \"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\", \"shortName\": \"redhat-SADP\", \"dateUpdated\": \"2026-08-13T12:04:29.786Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-40983\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-06-09T13:53:39.829639Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-06-09T13:53:52.376Z\"}}], \"cna\": {\"title\": \"Micrometer gRPC server instrumentation DoS vulnerability\", \"source\": {\"discovery\": \"UNKNOWN\"}, \"impacts\": [{\"descriptions\": [{\"lang\": \"en\", \"value\": \"An unauthenticated remote attacker can cause denial of service by sending specially crafted gRPC requests that trigger excessive resource consumption in applications using Micrometer\u0027s ObservationGrpcServerInterceptor.\"}]}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"NONE\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"Spring\", \"product\": \"Micrometer\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.16.0\", \"lessThan\": \"1.16.5.1\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"1.15.0\", \"lessThan\": \"1.15.11.1\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unaffected\"}], \"references\": [{\"url\": \"https://spring.io/security/cve-2026-40983\"}], \"x_generator\": {\"engine\": \"Vulnogram 1.0.1\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"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.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"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.\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-400\", \"description\": \"CWE-400: Uncontrolled Resource Consumption\"}]}], \"providerMetadata\": {\"orgId\": \"dcf2e128-44bd-42ed-91e8-88f912c1401d\", \"shortName\": \"vmware\", \"dateUpdated\": \"2026-06-23T19:56:44.379Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-40983\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-08-13T12:04:29.786Z\", \"dateReserved\": \"2026-04-16T02:19:04.616Z\", \"assignerOrgId\": \"dcf2e128-44bd-42ed-91e8-88f912c1401d\", \"datePublished\": \"2026-06-09T03:46:54.131Z\", \"assignerShortName\": \"vmware\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.