Cloud Vulnerability DB
An open project to list all known cloud vulnerabilities and Cloud Service Provider security issues
Vulnerability DatabaseCVE-2025-21522
CVE-2025-21522:
MySQL vulnerability analysis and mitigation
Overview
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Parser) identified as CVE-2025-21522. The vulnerability affects MySQL Server versions 8.0.40 and prior, 8.4.3 and prior, and 9.1.0 and prior. This vulnerability was disclosed on January 22, 2025 (Rapid7, Oracle CPUJan2025).
Technical details
The vulnerability is located in the Server Parser component and has been assigned a CVSS 3.1 Base Score of 6.5 (Availability impacts). The CVSS Vector is (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H), indicating network accessibility with low attack complexity and requiring low privileges (Rapid7).
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 (Rapid7).
Mitigation and workarounds
Oracle has released patches as part of the January 2025 Critical Patch Update. MySQL has been updated to version 8.0.41 to address this vulnerability. Users are strongly recommended to apply these security patches as soon as possible (Ubuntu Notice).
Additional resources
Source: This report was generated using AI
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