CVE-2025-21585

Summary

CVE-2025-21585 is a newly identified vulnerability affecting the Optimizer component of Oracle MySQL Server versions 8.0.0-8.0.41, 8.4.0-8.4.4, and 9.0.0-9.2.0. This issue allows high-privileged attackers with network access to exploit the server via multiple protocols. Consequences of a successful attack include causing the MySQL Server to hang or frequently crash, leading to a Denial of Service (DoS) situation. The Base Score of this vulnerability, as per the Common Vulnerability Scoring System (CVSS), is 4.9, indicating a high risk for availability impacts.

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