---
id: CVE-2026-101800
title: >-
  Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL
  (component: Server: Security: Privileges)
summary: >-
  Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL
  (component: Server: Security: Privileges).  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.…
severity: medium
cvss: 6.8
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N'
cvssSource: cna
vendor: Oracle Corporation
product: MySQL Server
affected:
  - mysql_server 8.4.0-8.4.12
  - mysql_server 9.7.0-9.7.3
  - mysql_server 26.7.0-26.7.1
  - mysql_cluster 8.0.0-8.0.49
  - mysql_cluster 8.4.0-8.4.12
  - mysql_cluster 9.7.0-9.7.3
  - mysql_cluster 26.7.0-26.7.1
published: '2026-10-20'
updated: '2026-10-20'
sourceUpdated: '2026-10-20T21:23:01.405Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-101800'
references:
  - url: 'https://www.oracle.com/security-alerts/cpuoct2026.html'
    label: Oracle Advisory
tags:
  - cve.org
ingestedAt: '2026-10-20T22:23:33.916Z'
---

## Overview

Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Security: Privileges).  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 low privileged attacker with network access via multiple protocols to compromise MySQL Server, MySQL Cluster.  Successful attacks of this vulnerability can result in  unauthorized creation, deletion or modification access to critical data or all MySQL Server, MySQL Cluster accessible data as well as  unauthorized access to critical data or complete access to all MySQL Server, MySQL Cluster accessible data. CVSS 3.1 Base Score 6.8 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N).

## Affected

- `mysql_server 8.4.0-8.4.12`
- `mysql_server 9.7.0-9.7.3`
- `mysql_server 26.7.0-26.7.1`
- `mysql_cluster 8.0.0-8.0.49`
- `mysql_cluster 8.4.0-8.4.12`
- `mysql_cluster 9.7.0-9.7.3`
- `mysql_cluster 26.7.0-26.7.1`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.