Description
Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Group Replication GCS). 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 access to the physical communication segment attached to the hardware where the MySQL Server, MySQL Cluster executes to compromise MySQL Server, MySQL Cluster. Successful attacks of this vulnerability can result in takeover of MySQL Server, MySQL Cluster. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
CVSS breakdown
Affected products
- Oracle Corporation / MySQL Cluster8.0.0-8.0.49 – 8.0.0-8.0.49
- Oracle Corporation / MySQL Cluster8.4.0-8.4.12 – 8.4.0-8.4.12
- Oracle Corporation / MySQL Cluster9.7.0-9.7.3 – 9.7.0-9.7.3
- Oracle Corporation / MySQL Cluster26.7.0-26.7.1 – 26.7.0-26.7.1
- Oracle Corporation / MySQL Server9.7.0-9.7.3 – 9.7.0-9.7.3
- Oracle Corporation / MySQL Server26.7.0-26.7.1 – 26.7.0-26.7.1
- Oracle Corporation / MySQL Server8.4.0-8.4.12 – 8.4.0-8.4.12
References
- VENDOR_ADVISORYhttps://www.oracle.com/security-alerts/cpuoct2026.html