Improper input validation in MySQL Cluster - CVE-2026-61081
Published: November 7, 2026
Vulnerability identifier: #VU160814
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-61081
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote privileged user to gain access to sensitive information.
The vulnerability exists due to improper input validation within the Server: Performance Schema component in MySQL Cluster. A remote privileged user can exploit this vulnerability to gain access to sensitive information.
Affected software
MySQL Cluster
MySQL Server
Ubuntu
mysql-server-8.0 (Ubuntu package)
mysql-server (Ubuntu package)
MySQL Server
Ubuntu
mysql-server-8.0 (Ubuntu package)
mysql-server (Ubuntu package)
How to mitigate CVE-2026-61081
Install updates from vendor's website.
mysql-server-8.0 (Ubuntu package) - addressed in versions 8.0.46-0ubuntu0.22.04.4, 8.0.46-0ubuntu0.24.04.4
mysql-server (Ubuntu package) - update to 8.4.11-0ubuntu0.26.04.1
mysql-server (Ubuntu package) - update to 8.4.11-0ubuntu0.26.04.1