CVE-2026-101769

high

Description

Vulnerability in the MySQL Cluster product of Oracle MySQL (component: Cluster: General). Supported versions that are affected are 26.7.0-26.7.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via TCP to compromise MySQL Cluster. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Cluster as well as unauthorized update, insert or delete access to some of MySQL Cluster accessible data and unauthorized read access to a subset of MySQL Cluster accessible data. CVSS 3.1 Base Score 7.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H).

References

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

Details

Source: Mitre, NVD

Published: 2026-10-20

Updated: 2026-10-20

Risk Information

CVSS v2

Base Score: 6.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:C

Severity: Medium

CVSS v3

Base Score: 7

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H

Severity: High