{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-101679","assignerOrgId":"43595867-4340-4103-b7a2-9a5208d29a85","state":"PUBLISHED","assignerShortName":"oracle","dateReserved":"2026-09-28T15:40:09.499Z","datePublished":"2026-10-20T21:22:16.417Z","dateUpdated":"2026-10-22T18:50:22.640Z"},"containers":{"cna":{"providerMetadata":{"orgId":"43595867-4340-4103-b7a2-9a5208d29a85","shortName":"oracle","dateUpdated":"2026-10-20T21:22:16.417Z"},"problemTypes":[{"descriptions":[{"lang":"en-US","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."}]}],"affected":[{"vendor":"Oracle Corporation","product":"MySQL Server","versions":[{"version":"8.4.0-8.4.12","status":"affected"},{"version":"9.7.0-9.7.3","status":"affected"},{"version":"26.7.0-26.7.1","status":"affected"}]},{"vendor":"Oracle Corporation","product":"MySQL Cluster","versions":[{"version":"8.0.0-8.0.49","status":"affected"},{"version":"8.4.0-8.4.12","status":"affected"},{"version":"9.7.0-9.7.3","status":"affected"},{"version":"26.7.0-26.7.1","status":"affected"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*","versionStartIncluding":"8.4.0","versionEndIncluding":"8.4.12"},{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*","versionStartIncluding":"9.7.0","versionEndIncluding":"9.7.3"},{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*","versionStartIncluding":"26.7.0","versionEndIncluding":"26.7.1"},{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:*","versionStartIncluding":"8.0.0","versionEndIncluding":"8.0.49"},{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:*","versionStartIncluding":"8.4.0","versionEndIncluding":"8.4.12"},{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:*","versionStartIncluding":"9.7.0","versionEndIncluding":"9.7.3"},{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:*","versionStartIncluding":"26.7.0","versionEndIncluding":"26.7.1"}]}]}],"descriptions":[{"lang":"en-US","value":"Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Client programs).  Supported versions that are affected are MySQL Server: 8.4.0-8.4.12, 9.7.0-9.7.3, 26.7.0-26.7.1; MySQL Cluster: 8.0.0-8.0.49, 8.4.0-8.4.12, 9.7.0-9.7.3 and  26.7.0-26.7.1. 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)."}],"references":[{"url":"https://www.oracle.com/security-alerts/cpuoct2026.html","name":"Oracle Advisory","tags":["vendor-advisory"]}],"metrics":[{"cvssV3_1":{"attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","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"}}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-101679","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-10-22T18:42:18.746763Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-284","description":"CWE-284 Improper Access Control"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-22T18:50:22.640Z"}}]}}