Denial of Service Vulnerability in MySQL Server by Oracle
CVE-2025-50077

4.9MEDIUM

Key Information:

Vendor

Oracle
Status
Mysql Cluster
Mysql Server
Vendor
CVE Published:
15 July 2025

What is CVE-2025-50077?

A vulnerability in the Oracle MySQL Server allows attackers with high privileges and network access to exploit the system through multiple protocols. A successful attack can lead to the unauthorized ability to initiate a denial of service, causing the MySQL Server to hang or crash repeatedly. This vulnerability affects supported versions 8.0.0-8.0.42, 8.4.0-8.4.5, and 9.0.0-9.3.0, demonstrating a critical need for cybersecurity measures to protect against potential exploitation.

Affected Version(s)

MySQL Cluster 7.6.0 <= 7.6.34

MySQL Cluster 8.0.0 <= 8.0.42

MySQL Cluster 8.4.0 <= 8.4.5

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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CVE-2025-50077 : Denial of Service Vulnerability in MySQL Server by Oracle