CVE-2026-101806

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MySQL Connector/ODBC Privilege Escalation Vulnerability

Publication date: 2026-10-20

Last updated on: 2026-10-22

Assigner: Oracle

Description

Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/ODBC). The supported version that is affected is 26.7.1. Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all MySQL Connectors accessible data as well as unauthorized access to critical data or complete access to all MySQL Connectors 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).

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Meta Information

Published

2026-10-20

Last Modified

2026-10-22

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-101806

EUVD

EUVD-2026-106207

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle Corporation	MySQL Connectors	26.7.1

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 Connectors (specifically Connector/ODBC version 26.7.1). It allows a low-privileged attacker with network access to exploit weaknesses in multiple protocols. Successful exploitation could lead to unauthorized data creation, deletion, or modification, as well as unauthorized access to critical data.

Detection Guidance

This vulnerability affects MySQL Connector/ODBC version 26.7.1. Detection involves checking the installed version of MySQL Connector/ODBC on your system. Use commands like 'dpkg -l | grep mysql-connector-odbc' for Debian-based systems or 'rpm -qa | grep mysql-connector-odbc' for RPM-based systems to verify the installed version.

Impact Analysis

If exploited, this vulnerability could allow attackers to access, modify, or delete sensitive data stored in MySQL databases. It may also grant unauthorized access to critical information, potentially leading to data breaches or loss of data integrity.

Compliance Impact

This vulnerability could lead to unauthorized data access or modification, which may violate compliance requirements under GDPR (data protection) and HIPAA (healthcare data privacy). Organizations using affected MySQL Connectors may face regulatory penalties or legal consequences if exploited.

Mitigation Strategies

Update MySQL Connectors to a version unaffected by this vulnerability. Apply the latest patches from Oracle as soon as they are available. Restrict network access to the MySQL Connectors service to trusted sources only.

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