CVE-2025-21494 MEDIUM

CVE-2025-21494

Vendor Oracle Corporation
Product MySQL Server
Published January 21, 2025
Last update November 3, 2025

CVSS base score

4.1/10
Attack vector Local
Attack complexity High
Privileges required High
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

What the vulnerability does

01Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security: Privileges). Supported versions that are affected are 8.0.39 and prior, 8.4.2 and prior and 9.0.1 and prior. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where MySQL Server executes 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 4.1 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).

Key dates

02Disclosure timeline

January 21, 2025 CVE published
November 3, 2025 Record updated