CVE-2026-101631

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MySQL Router Unauthorized Data Access Vulnerability

Publication date: 2026-10-20

Last updated on: 2026-10-21

Assigner: Oracle

Description

Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General). The supported version that is affected is 26.7.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTPS to compromise MySQL Router. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all MySQL Router accessible data as well as unauthorized access to critical data or complete access to all MySQL Router accessible data. CVSS 3.1 Base Score 6.8 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N).

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Meta Information

Published

2026-10-20

Last Modified

2026-10-21

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-101631

EUVD

EUVD-2026-106039

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle Corporation	MySQL Router	26.7.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This is a vulnerability in MySQL Router version 26.7.0. It allows an unauthenticated attacker to remotely access the system via HTTPS. The attack requires some interaction from a user other than the attacker. If exploited, it could let the attacker create, delete, or modify critical data or access all data accessible by MySQL Router.

Detection Guidance

This vulnerability is specific to MySQL Router version 26.7.0 and requires network access via HTTPS. Detection involves checking the installed version of MySQL Router and monitoring network traffic for suspicious HTTPS interactions. No direct commands are provided in the context, but you can verify the version using standard package managers or MySQL commands.

Impact Analysis

If you use MySQL Router 26.7.0, an attacker could gain unauthorized access to your data. They might steal, alter, or delete sensitive information. The attack is possible over a network without needing login credentials.

Compliance Impact

This vulnerability could lead to unauthorized data access or modification, violating GDPR and HIPAA requirements for data protection and integrity. Non-compliance may result in legal penalties or loss of certification.

Mitigation Strategies

Update MySQL Router to a version unaffected by this vulnerability. Since the affected version is 26.7.0, apply the latest patch or upgrade to a secure release. Restrict network access to MySQL Router via HTTPS to trusted sources only.

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