Denial of Service Vulnerability in MySQL Server from Oracle
CVE-2025-53044

4.9MEDIUM

Key Information:

Vendor

Oracle
Status
Mysql Server
Vendor
CVE Published:
21 October 2025

What is CVE-2025-53044?

A vulnerability in Oracle's MySQL Server could allow an attacker with high privileges and network access to compromise the server through various protocols. This vulnerability specifically affects the InnoDB component and can lead to service interruptions, including the ability to cause the MySQL Server to hang or crash frequently, resulting in a denial of service. Supported versions from 8.0.0 to 8.0.43, 8.4.0 to 8.4.6, and 9.0.0 to 9.4.0 are vulnerable, highlighting the importance of addressing this issue to maintain database availability and security.

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Affected Version(s)

MySQL Server 8.0.0 <= 8.0.43

MySQL Server 8.4.0 <= 8.4.6

MySQL Server 9.0.0 <= 9.4.0

References

https://www.oracle.com/security-alerts/cpuoct2025.html
vendor-advisory

CVSS V3.1

Score:
4.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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