CVE-2025-50083

MEDIUM

MySQL 8.0.0-8.0.42, 8.4.0-8.4.5, 9.0.0-9.3.0 - Denial of Service in Server Optimizer

Title source: llm
STIX 2.1

Description

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 low 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 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

References (1)

Core 1
Core References

Scores

CVSS v3 6.5
EPSS 0.0037
EPSS Percentile 59.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-400
Status published
Products (1)
oracle/mysql 8.0.0 - 8.0.42
Published Jul 15, 2025
Tracked Since Feb 18, 2026