Detections
Analytics

Oracle MySQL Server 8.0.x < 8.0.45 (January 2026 CPU)

high Nessus Plugin ID 296581

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Synopsis

The remote host is affected by multiple vulnerabilities

Description

The versions of MySQL Server installed on the remote host are affected by multiple vulnerabilities as referenced in the January 2026 CPU advisory.

 - Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Packaging). 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 unauthenticated attacker with network access via MySQL Protocol 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. (CVE-2025-9230)

 - Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). 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 low privileged attacker with network access via MySQL Protocol 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. (CVE-2026-21968)

 - 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. Vulnerable component is not exploitable without authentication. (CVE-2026-21936)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Apply the appropriate patch according to the January 2026 Oracle Critical Patch Update advisory.

See Also

https://www.oracle.com/security-alerts/cpujan2026.html

https://www.oracle.com/docs/tech/security-alerts/cpujan2026csaf.json

Plugin Details

Severity: High

ID: 296581

File Name: mysql_8_0_45.nasl

Version: 1.1

Type: combined

Agent: windows, macosx, unix

Family: Databases

Published: 1/26/2026

Updated: 1/26/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.1

CVSS v2

Risk Factor: High

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2025-9230

CVSS v3

Risk Factor: High

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vulnerability Information

CPE: cpe:/a:oracle:mysql

Required KB Items: installed_sw/MySQL Server

Patch Publication Date: 1/20/2026

Vulnerability Publication Date: 1/20/2026

Reference Information

CVE: CVE-2025-9230, CVE-2025-9232, CVE-2026-21936, CVE-2026-21937, CVE-2026-21941, CVE-2026-21948, CVE-2026-21964, CVE-2026-21968