CVE-2026-101773

Name of the Vulnerable Software and Affected Versions MySQL Server versions 8.4.0 through 8.4.12 MySQL Server versions 9.7.0 through 9.7.3 MySQL Server version 26.7.0 through 26.7.1 MySQL Cluster versions 8.0.0 through 8.0.49 MySQL Cluster versions 8.4.0 through 8.4.12 MySQL Cluster versions 9.7.0 through 9.7.3 MySQL Cluster version 26.7.0 through 26.7.1

Description An issue exists in the Group Replication Plugin of Oracle MySQL. An unauthenticated attacker with access to the physical communication segment attached to the hardware where the server executes can compromise the system. This may lead to a complete Denial of Service (DOS) by causing the server to hang or crash repeatedly, as well as unauthorized ability to update, insert, or delete accessible data.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.