Oracle MySQL Server/MySQL Cluster 9.7.0-9.7.3/26.7.0-26.7.1 Components Services denial of service

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Oracle MySQL Server and MySQL Cluster 9.7.0-9.7.3/26.7.0-26.7.1. Affected by this issue is some unknown functionality of the component Components Services. Performing a manipulation results in denial of service. This vulnerability is identified as CVE-2026-101752. The attack can be initiated remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Oracle MySQL Server and MySQL Cluster 9.7.0-9.7.3/26.7.0-26.7.1. It has been classified as problematic. This affects an unknown functionality of the component Components Services. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Components Services). Supported versions that are affected are MySQL Server: 9.7.0-9.7.3, 26.7.0-26.7.1; MySQL Cluster: 9.7.0-9.7.3 and 26.7.0-26.7.1. Difficult to exploit vulnerability allows high 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 4.4 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).

The advisory is shared at oracle.com. This vulnerability is uniquely identified as CVE-2026-101752 since 09/28/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. The exploitation needs additional levels of successful authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading eliminates this vulnerability.

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Productinfo

Type

• Database Software

Vendor

• Oracle

Name

• MySQL Cluster
• MySQL Server

Version

• 9.7.0-9.7.3
• 26.7.0-26.7.1

License

• open-source

Website

• Vendor: https://www.oracle.com

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