CVE-2026-101770

High

Description

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).

SeverityHigh
CVSS8.1
Exploit probability—
ProductOracle Mysql Cluster
PublishedOct 20, 2026
First seenOct 20, 2026

How to fix

Affected products

ProductAffected versionsFixed in
oracle mysql_cluster8.0.0 ≤ v ≤ 8.0.49, 8.4.0 ≤ v ≤ 8.4.12, 9.7.0 ≤ v ≤ 9.7.3, 26.7.0 ≤ v ≤ 26.7.1—
oracle mysql_server8.4.0 ≤ v ≤ 8.4.12, 9.7.0 ≤ v ≤ 9.7.3, 26.7.0 ≤ v ≤ 26.7.1—

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CVE-2026-101770 · Oracle Mysql Cluster · Dark Radar