CVE-2026-101747 Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: InnoDB).

What is CVE-2026-101747?

CVE-2026-101747 is a medium-severity vulnerability in Oracle Mysql Cluster, published on 20 Oct 2026.

Official description

Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: InnoDB). 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 low privileged 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 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Weakness: CWE-284

Which versions are affected by CVE-2026-101747?

It affects 2 products.

Products include Oracle Mysql Cluster, Oracle Mysql Server.

How do I fix CVE-2026-101747?

No fix has been published for CVE-2026-101747 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-101747 being exploited?

There is no known exploitation of CVE-2026-101747 in the wild and no public exploit code.

Other vulnerabilities in Oracle Mysql Cluster

• CVE-2026-60163 Privilege escalation in MySQL Cluster High 8.4
• CVE-2026-60592 Denial of service in MySQL Cluster High 8.2
• CVE-2026-60315 Information disclosure in MySQL Cluster High 8.2
• CVE-2026-101772 Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Client programs). High 8.1
• CVE-2026-70724 Auth bypass in MySQL Cluster High 7.5

All Oracle Mysql Cluster vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-c466-8gqh-8mmc, UBUNTU-CVE-2026-101747.