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CVE-2026-60331 Oracle Corporation CVE debrief

A vulnerability exists in MySQL Server and MySQL Cluster products of Oracle MySQL, specifically in the Server: Replication component. The vulnerability is difficult to exploit and allows high privileged attackers with logon to the infrastructure where MySQL Server and MySQL Cluster execute to compromise these products. Successful attacks can result in takeover of MySQL Server and MySQL Cluster. The CVSS 3.1 Base Score is 6.4, indicating a medium severity. The CVSS Vector is (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H). Administrators and users of MySQL Server and MySQL Cluster products, especially those with high privileges, should be aware of this vulnerability and take necessary actions to mitigate the risk.

Vendor
Oracle Corporation
Product
MySQL Server
CVSS
MEDIUM 6.4
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-21
Original CVE updated
2026-07-27
Advisory published
2026-07-21
Advisory updated
2026-07-27

Who should care

Administrators and users of MySQL Server and MySQL Cluster products, especially those with high privileges, should be aware of this vulnerability and take necessary actions to mitigate the risk. This includes verifying deployments, applying patches or mitigations, and monitoring for suspicious activity.

Technical summary

The vulnerability is located in the Server: Replication component of MySQL Server and MySQL Cluster products of Oracle MySQL. It has a CVSS 3.1 Base Score of 6.4, indicating a medium severity. The CVSS Vector is (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H). This vulnerability allows high privileged attackers with logon to the infrastructure where MySQL Server and MySQL Cluster execute to compromise these products. Successful attacks can result in takeover of MySQL Server and MySQL Cluster. Administrators and users should verify their deployments and apply necessary patches or mitigations.

Defensive priority

Medium priority should be given to patching or mitigating this vulnerability, especially in environments where high privileged access exists.

Recommended defensive actions

  • Apply patches or updates provided by Oracle to fix the vulnerability.
  • Restrict access to MySQL Server and MySQL Cluster to only necessary personnel.
  • Monitor MySQL Server and MySQL Cluster for suspicious activity.
  • Consider implementing additional security measures such as multi-factor authentication.
  • Review compensating controls for exposed systems while remediation is scheduled and verified.
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review.
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented.

Evidence notes

The CVE record was published on 2026-07-21T22:17:36.143Z and was last modified on 2026-07-27T15:30:52.640Z. The NVD entry is currently Analyzed. This vulnerability affects MySQL Server and MySQL Cluster products of Oracle MySQL, specifically in the Server: Replication component. The CVSS 3.1 Base Score is 6.4, indicating a medium severity. The CVSS Vector is (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H). Administrators and users should verify their deployments and apply necessary patches or mitigations.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-21T22:17:36.143Z and has not been modified since then. The NVD entry is currently Analyzed.