CVE-2026-101768

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Authentication Bypass in MySQL Connector/J

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/J). The supported version that is affected is 26.7.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise MySQL Connectors. Successful attacks of this vulnerability can result in takeover of MySQL Connectors. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).

CVSS Scores

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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-2026-101768

EUVD

EUVD-2026-106169

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle Corporation	MySQL Connectors	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 Connectors, specifically affecting version 26.7.0. It allows an unauthenticated attacker with network access via HTTP to potentially take over the MySQL Connectors component. The vulnerability has a high severity with a CVSS score of 8.1, indicating significant impacts on confidentiality, integrity, and availability.

Impact Analysis

If exploited, this vulnerability could allow an attacker to gain full control over the MySQL Connectors component. This could lead to unauthorized access to sensitive data, manipulation or deletion of data, and disruption of services relying on the connector.

Compliance Impact

This vulnerability could lead to breaches of confidentiality and integrity, which are critical for compliance with GDPR and HIPAA. Unauthorized access or data manipulation could result in legal penalties, loss of trust, and failure to meet regulatory requirements.

Mitigation Strategies

Upgrade MySQL Connectors to a version unaffected by this vulnerability. Apply the latest security patches from Oracle as soon as they are available. Monitor Oracle's security advisories for updates related to CVE-2026-101768.

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