CVEvulnerability

CVE-2026-21936

4.9 MEDIUM Published 2026-01-20 Modified 2026-06-17 Official page ↗
Status
Analyzed
Published
2026-01-20
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.9 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 8.0.0-8.0.44, 8.4.0-8.4.7 and 9.0.0-9.5.0. 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).

Affected configurations

• oracle mysql cluster (>= 7.6.0 <= 7.6.36) • oracle mysql cluster (>= 8.0.0 <= 8.0.44) • oracle mysql cluster (>= 8.4.0 <= 8.4.7) • oracle mysql cluster (>= 9.0.0 <= 9.5.0) • oracle mysql server (>= 8.0.0 <= 8.0.44) • oracle mysql server (>= 8.4.0 <= 8.4.7) • oracle mysql server (>= 9.0.0 <= 9.5.0)

References