---
id: CVE-2026-101633
title: >-
  Vulnerability in the MySQL Router product of Oracle MySQL (component: Router:
  General)
summary: >-
  Vulnerability in the MySQL Router product of Oracle MySQL (component: Router:
  General).   The supported version that is affected is 26.7.0. Easily
  exploitable vulnerability allows low privileged attacker with network access
  via HTTPS to …
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'
cvssSource: cna
vendor: Oracle Corporation
product: MySQL Router
affected:
  - mysql_router 26.7.0
published: '2026-10-20'
updated: '2026-10-20'
sourceUpdated: '2026-10-20T21:22:00.960Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-101633'
references:
  - url: 'https://www.oracle.com/security-alerts/cpuoct2026.html'
    label: Oracle Advisory
tags:
  - cve.org
ingestedAt: '2026-10-20T22:23:33.966Z'
---

## Overview

Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General).   The supported version that is affected is 26.7.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise MySQL Router.  Successful attacks of this vulnerability can result in  unauthorized read access to a subset of MySQL Router accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

## Affected

- `mysql_router 26.7.0`

## Remediation

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