CVE-2025-50092: 
MySQL vulnerability analysis and mitigation

A vulnerability has been identified in Oracle MySQL Server (component: InnoDB), affecting versions 8.0.0-8.0.42, 8.4.0-8.4.5, and 9.0.0-9.3.0. The vulnerability was disclosed on July 15, 2025, and is tracked as CVE-2025-50092. This security flaw affects the InnoDB component of MySQL Server and has been assigned a CVSS 3.1 Base Score of 4.9 (Medium severity) (NVD).

The vulnerability requires a high-privileged attacker with network access via multiple protocols to compromise MySQL Server. The CVSS vector string is CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H, indicating network attack vector, low attack complexity, high privileges required, no user interaction needed, unchanged scope, and high availability impact with no impact on confidentiality or integrity (Oracle Advisory, NVD).

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 impact is primarily focused on system availability, with no direct impact on data confidentiality or integrity (NVD).

Oracle has released patches to address this vulnerability as part of the July 2025 Critical Patch Update. Users are strongly advised to update their MySQL Server installations to the latest patched versions. The vulnerability affects MySQL Server versions 8.0.0-8.0.42, 8.4.0-8.4.5, and 9.0.0-9.3.0 (Oracle Advisory).