Live › vulnerability › CVE-2026-101796
Go to dashboardA flaw in the MySQL Server replication component can be exploited over the network by an unauthenticated attacker, and a person other than the attacker must take an action for the attack to succeed. Successful exploitation can lead to takeover of the MySQL Server and MySQL Cluster, with confidentiality, integrity and availability all affected.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 21:57 UTC. All times on this page are UTC.
Systems running an affected MySQL Server or MySQL Cluster version that accept network connections, particularly those using replication. Installations limited to local access or on unaffected versions can skip it. The sources do not say which replication settings are required to reach the flaw.
No product ranges from the sources yet.
SELECT @@version; in the MySQL client and compare against the affected ranges: 8.4.0-8.4.12, 9.7.0-9.7.3, 26.7.0-26.7.1 for MySQL Server; 8.0.0-8.0.49, 8.4.0-8.4.12, 9.7.0-9.7.3, 26.7.0-26.7.1 for MySQL Cluster.SHOW REPLICA STATUS; or SHOW REPLICAS;.Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Replication). Supported versions that are affected are MySQL Server: 8.4.0-8.4.12, 9.7.0-9.7.3, 26.7.0-26.7.1; MySQL Cluster: 8.0.0-8.0.49, 8.4.0-8.4.12, 9.7.0-9.7.3 and 26.7.0-26.7.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Server, MySQL Cluster. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of MySQL Server, MySQL Cluster. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H).
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