{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "MySQL Server",
          "vendor": "Oracle Corporation",
          "versions": [
            {
              "status": "affected",
              "version": "8.4.0-8.4.9"
            },
            {
              "status": "affected",
              "version": "9.0.0-9.7.0"
            }
          ]
        },
        {
          "product": "MySQL Cluster",
          "vendor": "Oracle Corporation",
          "versions": [
            {
              "status": "affected",
              "version": "8.0.11-8.0.46"
            },
            {
              "status": "affected",
              "version": "8.4.0-8.4.9"
            },
            {
              "status": "affected",
              "version": "9.0.0-9.7.0"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "8.4.9",
                  "versionStartIncluding": "8.4.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "9.7.0",
                  "versionStartIncluding": "9.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "8.0.46",
                  "versionStartIncluding": "8.0.11",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "8.4.9",
                  "versionStartIncluding": "8.4.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "9.7.0",
                  "versionStartIncluding": "9.0.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Connection Handling).  Supported versions that are affected are MySQL Server: 8.4.0-8.4.9, 9.0.0-9.7.0; MySQL Cluster: 8.0.11-8.0.46, 8.4.0-8.4.9 and  9.0.0-9.7.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Server, MySQL Cluster.  Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server, MySQL Cluster. CVSS 3.1 Base Score 7.5 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)."
        }
      ],
      "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"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Server, MySQL Cluster.  Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server, MySQL Cluster.",
              "lang": "en-US"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-16T19:27:35.870Z",
        "orgId": "43595867-4340-4103-b7a2-9a5208d29a85",
        "shortName": "oracle"
      },
      "references": [
        {
          "name": "Oracle Advisory",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.oracle.com/security-alerts/cspujun2026.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "43595867-4340-4103-b7a2-9a5208d29a85",
    "assignerShortName": "oracle",
    "cveId": "CVE-2026-46863",
    "datePublished": "2026-06-16T19:27:35.870Z",
    "dateReserved": "2026-05-18T15:55:10.307Z",
    "dateUpdated": "2026-06-16T19:27:35.870Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}