{"id":"CVE-2026-101679","title":"Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Client programs)","summary":"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…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cvssSource":"cna","vendor":"Oracle Corporation","product":"MySQL Server","affected":["mysql_server 8.4.0-8.4.12","mysql_server 9.7.0-9.7.3","mysql_server 26.7.0-26.7.1","mysql_cluster 8.0.0-8.0.49","mysql_cluster 8.4.0-8.4.12","mysql_cluster 9.7.0-9.7.3","mysql_cluster 26.7.0-26.7.1"],"published":"2026-10-20","updated":"2026-10-20","sourceUpdated":"2026-10-20T21:22:16.417Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-101679","references":[{"url":"https://www.oracle.com/security-alerts/cpuoct2026.html","label":"Oracle Advisory"}],"tags":["cve.org"],"ingestedAt":"2026-10-20T22:23:33.954Z","slug":"CVE-2026-101679","body":"## Overview\n\nVulnerability 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).\n\n## Affected\n\n- `mysql_server 8.4.0-8.4.12`\n- `mysql_server 9.7.0-9.7.3`\n- `mysql_server 26.7.0-26.7.1`\n- `mysql_cluster 8.0.0-8.0.49`\n- `mysql_cluster 8.4.0-8.4.12`\n- `mysql_cluster 9.7.0-9.7.3`\n- `mysql_cluster 26.7.0-26.7.1`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}