CVE-2025-30688: Medium severity Oracle MySQL Server vulnerability
Last updated 5 May 2025
Other sources
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).
— NVD
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/mysql-8.0to a version that resolves this vulnerability.Fixed in 8.0.42-1 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 8.0.42-1 - Upgrade
Upgrade
Oracle MySQL Server (Optimizer)to a version that resolves this vulnerability.Fixed in 8.0.42
Event History
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.