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Vulnerability DatabaseCVE-2025-30688

CVE-2025-30688: 
MySQL vulnerability analysis and mitigation

Overview

CVE-2025-30688 is a vulnerability in Oracle MySQL Server's Optimizer component affecting versions 8.0.0-8.0.41, 8.4.0-8.4.4, and 9.0.0-9.2.0. The vulnerability was discovered by Zongrui Peng of WingTecher Lab of Tsinghua University and was publicly disclosed on April 15, 2025 (Oracle CPU).

Technical details

This is an easily exploitable vulnerability that allows low privileged attackers with network access via multiple protocols to compromise MySQL Server. The vulnerability has been assigned a CVSS 3.1 Base Score of 6.5 (Medium severity) with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H (NVD).

Impact

Successful exploitation of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash, leading to a complete denial of service (DOS) of MySQL Server. The vulnerability only impacts availability, with no direct effects on confidentiality or integrity (Oracle CPU).

Mitigation and workarounds

Oracle has released patches for this vulnerability as part of the April 2025 Critical Patch Update. Users are strongly recommended to apply these security patches without delay to affected MySQL Server versions (Oracle CPU).

Additional resources

Source: This report was generated using AI

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