CVE-2026-101770

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. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols 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 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).

Score

CVSS 3.1 8.1 High

Status

Undergoing Analysis - secalert_us@oracle.com

Published

2026-10-20

Last modified

2026-10-22

Weaknesses

CWE-284

Affected products

• Mysql Cluster (Oracle)
• Mysql Server (Oracle)

References

• https://www.oracle.com/security-alerts/cpuoct2026.html