Vulnerability in MySQL Server by Oracle Affecting Optimizer Component
CVE-2025-50089

4.9MEDIUM

Key Information:

Vendor

Oracle
Status
Mysql Server
Vendor
CVE Published:
15 July 2025

What is CVE-2025-50089?

A vulnerability exists in the MySQL Server product of Oracle MySQL, specifically within the Optimizer component. This vulnerability affects supported versions from 9.0.0 to 9.1.0. It allows an attacker with high privileges and network access through multiple protocols to compromise the MySQL Server. Successful exploitation can lead to unauthorized denial of service, causing the server to hang or crash repeatedly, which significantly disrupts availability.

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Affected Version(s)

MySQL Server 9.0.0 <= 9.1.0

References

https://www.oracle.com/security-alerts/cpujul2025.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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