Denial-of-Service Vulnerability in MySQL Server by Oracle
CVE-2025-21585

4.9MEDIUM

Key Information:

Vendor

Oracle
Status
Mysql Server
Vendor
CVE Published:
15 April 2025

What is CVE-2025-21585?

A vulnerability exists in Oracle's MySQL Server that could be exploited by an attacker with elevated privileges and network access. This flaw affects specific versions of MySQL Server, allowing unauthorized users to cause a denial of service by triggering hangs or crashes, significantly disrupting service availability. This type of vulnerability poses a risk to applications and services reliant on stable database operations, making it crucial for users to apply necessary updates to maintain security.

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Affected Version(s)

MySQL Server 8.0.0 <= 8.0.41

MySQL Server 8.4.0 <= 8.4.4

MySQL Server 9.0.0 <= 9.2.0

References

https://www.oracle.com/security-alerts/cpuapr2025.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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