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CVE-2026-60186 Oracle Corporation CVE debrief

A vulnerability was discovered in the MySQL Server and MySQL Cluster products of Oracle MySQL, specifically in the Server: Group Replication Plugin component. The affected versions are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10, and 9.7.0-9.7.1. This difficult-to-exploit vulnerability allows high-privileged attackers with network access via multiple protocols to compromise MySQL Server and MySQL Cluster. Successful attacks can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server and MySQL Cluster.

Vendor
Oracle Corporation
Product
MySQL Server
CVSS
MEDIUM 4.4
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

System administrators and security teams responsible for MySQL Server and MySQL Cluster installations, particularly those using versions 8.4.0-8.4.10, 9.7.0-9.7.1, 8.0.0-8.0.47, should be aware of this vulnerability and take necessary actions to mitigate the risk.

Technical summary

The vulnerability has a CVSS 3.1 Base Score of 4.4 (Availability impacts) and a CVSS Vector of (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H). It is classified as a difficult-to-exploit vulnerability that allows high-privileged attackers with network access via multiple protocols to compromise MySQL Server and MySQL Cluster, potentially leading to a denial of service (DOS). The affected versions are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10, and 9.7.0-9.7.1. System administrators and security teams should focus on patching and mitigating this vulnerability.

Defensive priority

Medium priority should be given to patching this vulnerability, as it can lead to a complete DOS of MySQL Server and MySQL Cluster, and is considered difficult to exploit but still poses a risk.

Recommended defensive actions

  • Apply the patches provided by Oracle as soon as possible
  • Review and update MySQL Server and MySQL Cluster installations to ensure they are running on a supported and patched version
  • Implement compensating controls such as monitoring and intrusion detection systems to detect potential exploitation attempts
  • Limit network access to MySQL Server and MySQL Cluster to only necessary personnel and systems
  • Review 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
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record was published on 2026-07-21T22:17:19.647Z and was last modified on 2026-07-27T17:33:52.237Z. The NVD entry is currently Analyzed. Evidence is limited, and defenders should verify MySQL Server and MySQL Cluster installations, especially versions 8.4.0-8.4.10, 9.7.0-9.7.1, 8.0.0-8.0.47.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-21T22:17:19.647Z and has not been modified since then. The NVD entry is currently Analyzed.