CVE-2025-50078: Medium severity Oracle MySQL Server vulnerability

Published Jul 15, 2025
·
Updated

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DML). Supported versions that are affected are 8.0.0-8.0.42, 8.4.0-8.4.5 and 9.0.0-9.3.0. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Affected Software

4 affected components
Oracle MySQL Server>=8.0.0<=8.0.42, >=8.4.0<=8.4.5, >=9.0.0<=9.3.0
Oracle MySQL>=8.0.0<=8.0.42
Oracle MySQL>=8.4.0<=8.4.5
Oracle MySQL>=9.0.0<=9.3.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Oracle MySQL Server (Server: DML) to a version that resolves this vulnerability.

    Fixed in 8.0.42
  2. Upgrade

    Upgrade Oracle MySQL Server (Server: DML) to a version that resolves this vulnerability.

    Fixed in 8.4.5
  3. Upgrade

    Upgrade Oracle MySQL Server (Server: DML) to a version that resolves this vulnerability.

    Fixed in 9.3.0
  4. Compensating control

    Because the vulnerability can be remotely exploited for denial of service (hang/crash), restrict network access to the MySQL Server so only trusted clients can reach it (e.g., limit inbound access to the MySQL port/IPs).

Event History

Jul 15, 2025
CVE Published
via MITRE·07:27 PM
Data Sourced
via MITRE·07:27 PM
DescriptionSeverity
Data Sourced
via Red Hat·08:02 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·08:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-50078?

CVE-2025-50078 has been rated as a high severity vulnerability.

2

How do I fix CVE-2025-50078?

To fix CVE-2025-50078, upgrade your MySQL Server to a version beyond 8.0.42, 8.4.5, or 9.3.0 depending on your current version.

3

Who is affected by CVE-2025-50078?

CVE-2025-50078 affects Oracle MySQL Server versions 8.0.0 to 8.0.42, 8.4.0 to 8.4.5, and 9.0.0 to 9.3.0.

4

What types of attack can exploit CVE-2025-50078?

CVE-2025-50078 can be exploited by low privileged attackers with network access using multiple protocols.

5

Is there a workaround for CVE-2025-50078?

There are currently no documented workarounds for CVE-2025-50078; upgrading is the recommended action.

Company

Resources

Contact

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