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PatchSiren cyber security CVE debrief

CVE-2026-60191 Oracle Corporation CVE debrief

A vulnerability exists in MySQL Server and MySQL Cluster products of Oracle MySQL. 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 MySQL Server and MySQL Cluster. Successful attacks can result in unauthorized ability to cause a hang or frequently repeatable crash of MySQL Server and MySQL Cluster. This vulnerability is located in the Server: Replication component and has a CVSS 3.1 Base Score of 4.1.

Vendor
Oracle Corporation
Product
MySQL Server
CVSS
MEDIUM 4.1
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 it. They should review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance.

Technical summary

The vulnerability is located in the Server: Replication component of MySQL Server and MySQL Cluster. It affects MySQL Server versions 8.4.0-8.4.10 and 9.7.0-9.7.1, and MySQL Cluster versions 8.0.0-8.0.47, 8.4.0-8.4.10, and 9.7.0-9.7.1. The vulnerability has a CVSS 3.1 Base Score of 4.1 and a CVSS Vector of (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H). Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server, MySQL Cluster.

Defensive priority

Medium priority should be given to patching this vulnerability, as it can result in a denial of service (DOS) attack.

Recommended defensive actions

  • Apply the patches provided by Oracle to fix the vulnerability.
  • Restrict access to the MySQL Server and MySQL Cluster infrastructure to only necessary personnel.
  • Monitor MySQL Server and MySQL Cluster logs for suspicious activity.
  • Consider implementing additional security measures, such as network segmentation and access controls.
  • 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 2026-07-21T22:17:20.270Z and was last modified on 2026-07-27T17:16:23.670Z. The NVD entry is currently Analyzed. This vulnerability affects MySQL Server versions 8.4.0-8.4.10 and 9.7.0-9.7.1, and MySQL Cluster versions 8.0.0-8.0.47, 8.4.0-8.4.10, and 9.7.0-9.7.1. The vulnerability has a CVSS 3.1 Base Score of 4.1 and a CVSS Vector of (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-21T22:17:20.270Z and has not been modified since then. The NVD entry is currently Analyzed.