CVE-2026-60163

Analyzed Analyzed - Analysis Complete

Authentication Bypass in MySQL Server Group Replication

Publication date: 2026-07-21

Last updated on: 2026-07-28

Assigner: Oracle

Description

Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Group Replication Plugin). Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1. Easily exploitable vulnerability allows unauthenticated attacker with logon to the infrastructure where MySQL Server, MySQL Cluster executes to compromise MySQL Server, MySQL Cluster. Successful attacks of this vulnerability can result in takeover of MySQL Server, MySQL Cluster. CVSS 3.1 Base Score 8.4 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-07-21

Last Modified

2026-07-28

Generated

2026-08-11

AI Q&A

2026-07-22

EPSS Evaluated

2026-08-09

NVD

CVE-2026-60163

EUVD

EUVD-2026-46569

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	mysql_server	From 8.4.0 (inc) to 8.4.10 (inc)
oracle	mysql_server	9.7.0
oracle	mysql_server	9.7.1
oracle	mysql_cluster	From 8.0.0 (inc) to 8.0.47 (inc)
oracle	mysql_cluster	From 8.4.0 (inc) to 8.4.10 (inc)
oracle	mysql_cluster	9.7.0
oracle	mysql_cluster	9.7.1

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 the MySQL Server and MySQL Cluster products, specifically in the Group Replication Plugin component. It affects multiple versions of these products. An unauthenticated attacker with access to the system where MySQL runs can exploit this flaw to take over the server or cluster.

Detection Guidance

This vulnerability affects MySQL Server and MySQL Cluster versions with Group Replication Plugin. Detection requires checking installed versions against affected releases (8.4.0-8.4.10, 9.7.0-9.7.1 for MySQL Server; 8.0.0-8.0.47, 8.4.0-8.4.10, 9.7.0-9.7.1 for MySQL Cluster). Use commands like 'mysql --version' or check package managers (e.g., 'dpkg -l | grep mysql-server' on Debian/Ubuntu).

Impact Analysis

If exploited, this vulnerability allows an attacker to fully compromise the MySQL Server or Cluster. This could lead to unauthorized access, data theft, data manipulation, or denial of service, potentially affecting the confidentiality, integrity, and availability of the database.

Compliance Impact

This vulnerability could lead to data breaches, which may violate compliance requirements under GDPR, HIPAA, and other regulations. Organizations using affected MySQL versions may face legal penalties, reputational damage, and loss of customer trust due to compromised data.

Mitigation Strategies

Upgrade MySQL Server and MySQL Cluster to versions 8.4.11 or later for MySQL Server 8.4.x, 9.7.2 or later for MySQL Server 9.7.x, and 8.0.48 or later for MySQL Cluster 8.0.x. Disable the Group Replication Plugin if not required.

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