Denial of Service Vulnerability in MySQL Server by Oracle
CVE-2026-22002

4.9MEDIUM

Key Information:

Vendor

Oracle
Status
Mysql Server
Vendor
CVE Published:
21 April 2026

What is CVE-2026-22002?

This vulnerability in Oracle's MySQL Server can be exploited by attackers with high privileges and network access through various protocols. When successfully executed, it can lead to a server hang or cause MySQL Server to crash, resulting in a Denial of Service (DoS) condition. Affected versions include MySQL Server 8.0.0 to 8.0.45, 8.4.0 to 8.4.8, and 9.0.0 to 9.6.0. Organizations using these versions should apply security updates promptly to mitigate the risk.

Affected Version(s)

MySQL Server 8.0.0 <= 8.0.45

MySQL Server 8.4.0 <= 8.4.8

MySQL Server 9.0.0 <= 9.6.0

References

https://www.oracle.com/security-alerts/cpuapr2026.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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