What is the severity of CVE-2025-30688?

CVE-2025-30688 is classified as an easily exploitable vulnerability affecting certain versions of MySQL Server.

How do I fix CVE-2025-30688?

To fix CVE-2025-30688, you should upgrade to a supported version of MySQL Server that is not affected by this vulnerability.

What versions of MySQL Server are affected by CVE-2025-30688?

The affected versions of MySQL Server include 8.0.0-8.0.41, 8.4.0-8.4.4, and 9.0.0-9.2.0.

Who can exploit the CVE-2025-30688 vulnerability?

CVE-2025-30688 can be exploited by a low privileged attacker with network access via multiple protocols.

What component of MySQL Server is vulnerable in CVE-2025-30688?

The vulnerability in CVE-2025-30688 specifically affects the Optimizer component of MySQL Server.

Vulnerability/
CVE-2025-30688

medium

6.5

CWE

732

15/4/2025

21/4/2025

CVE-2025-30688

First published: Tue Apr 15 2025(Updated: )

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.0-8.0.41, 8.4.0-8.4.4 and 9.0.0-9.2.0. 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).

Credit: secalert_us@oracle.com

Affected Software	Affected Version	How to fix
MySQL	>=8.0.0<=8.0.41>=8.4.0<=8.4.4>=9.0.0<=9.2.0
MySQL	>=8.0.0<=8.0.41
MySQL	>=8.4.0<=8.4.4
MySQL	>=9.0.0<=9.2.0

Remedy

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

Never miss a vulnerability like this again

Reference Links

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

Frequently Asked Questions

What is the severity of CVE-2025-30688?
CVE-2025-30688 is classified as an easily exploitable vulnerability affecting certain versions of MySQL Server.
How do I fix CVE-2025-30688?
To fix CVE-2025-30688, you should upgrade to a supported version of MySQL Server that is not affected by this vulnerability.
What versions of MySQL Server are affected by CVE-2025-30688?
The affected versions of MySQL Server include 8.0.0-8.0.41, 8.4.0-8.4.4, and 9.0.0-9.2.0.
Who can exploit the CVE-2025-30688 vulnerability?
CVE-2025-30688 can be exploited by a low privileged attacker with network access via multiple protocols.
What component of MySQL Server is vulnerable in CVE-2025-30688?
The vulnerability in CVE-2025-30688 specifically affects the Optimizer component of MySQL Server.

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