CVE-2025-50091 Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.0-8.0.42, 8.4.0-8.4.5 and 9.0.0-9.3.0. Easily exploitable vulnerability allows high 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 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
ATT&CK techniques detected
T1190Exploit Public-Facing Application
45%
"cve - 2025 - 50091 vulnerability in the mysql server product of oracle mysql ( component : server : optimizer ). supported versions that are affected are 8. 0. 0 - 8. 0. 42, 8. 4. 0 - 8. 4. 5 and 9. 0. 0 - 9. 3. 0. easily exploitable vulnerability allows high privileged attacker …"
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