CVE-2020-2926: Fedoraproject Fedora

Medium severity, CVSS 4.4. EPSS: 1.8% chance of exploitation in the next 30 days.

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Group Replication GCS). Supported versions that are affected are 8.0.19 and prior. Difficult to exploit 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 3.0 Base Score 4.4 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).

Affected products

• Fedoraproject Fedora: version 30 only; version 31 only; version 32 only
• Oracle MySQL: from 8.0.0, before 8.0.19 (fixed in 8.0.19)

Published 2020-04-15. Last modified 2026-06-17.