CVE-2026-101632

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MySQL Router Information Disclosure 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. Easily exploitable 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 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:N/UI:R/S:U/C:L/I:N/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-2026-101632

EUVD

EUVD-2026-106040

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 Oracle MySQL Router version 26.7.0. An unauthenticated attacker can exploit it over HTTPS by tricking a user into performing an action. It allows unauthorized read access to some data accessible by MySQL Router.

Detection Guidance

This vulnerability requires human interaction and involves unauthorized read access to MySQL Router data. Detection may involve monitoring network traffic for unusual HTTPS requests to MySQL Router instances, checking for unauthorized data access patterns, or reviewing logs for suspicious activity involving the affected version (26.7.0).

Impact Analysis

An attacker could steal sensitive data that the MySQL Router can access. This might include database contents or other information exposed through the router. Human interaction is required for exploitation.

Compliance Impact

This vulnerability could lead to unauthorized data access, potentially violating GDPR or HIPAA if sensitive personal or health data is exposed. Organizations must address it to maintain compliance.

Mitigation Strategies

Upgrade MySQL Router to a version unaffected by this vulnerability. Apply the latest security patches from Oracle as soon as they are available. Restrict network access to MySQL Router via HTTPS to trusted sources only.

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