๐Ÿ›ก๏ธ CVE-2026-34270
๐ŸŸก CVSS 6.5 โ€” Medium โœ… No Known Exploit CWE-400 NVD
6.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Group Replication Plugin). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. 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).

Details

Severity MEDIUM
CVSS Score 6.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE CWE-400
Public Exploit โœ… No
Source NVD
Published 2026-04-21
Updated 2026-06-02
Modified 2026-04-23
Fix URL N/A

Affected Packages

Software From version Fixed in
mysql-server 9.0.0 9.6.0

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