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CVE-2026-46861: mysql ndb cluster vulnerability
CVE-2026-46861: critical vulnerability affecting mysql ndb cluster. Check CVSS, KEV status, business impact and recommended administrator actions.
- CVSS
- 9.6 CRITICAL
- EPSS
- 28.91%
- Known exploited
- not in KEV
- Product
- mysql ndb cluster
What is known
Vulnerability in the MySQL NDB Cluster product of Oracle MySQL (component: Cluster: NDB Operator). Supported versions that are affected are 8.0.11-8.0.46, 8.4.0-8.4.9 and 9.0.0-9.7.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise MySQL NDB Cluster. While the vulnerability is in MySQL NDB Cluster, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all MySQL NDB Cluster accessible data as well as unauthorized access to critical data or complete access to all MySQL NDB Cluster accessible data. CVSS 3.1 Base Score 9.6 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N).
Business impact
Successful exploitation of CVE-2026-46861, a critical vulnerability (CVSS 9.6) affecting mysql ndb cluster, may affect the confidentiality, integrity or availability of the vulnerable environment. The exact impact depends on the installed version, exposed interfaces and deployment configuration.
Recommended administrator action
Confirm whether mysql ndb cluster is present and compare installed versions with the vendor advisory and NVD record. Apply the vendor patch or documented mitigation; until remediation is complete, reduce exposure of affected interfaces, review relevant logs and monitor for indicators of exploitation. DataHouse can support version verification, managed patching, network exposure reduction, log review and backup validation for dedicated, cloud and colocated environments.