Detections
Analytics

Oracle MySQL Server 8.4.x < 8.4.10 (June 2026 CPU)

high Nessus Plugin ID 321533

Synopsis

The remote host is affected by a denial of service vulnerability.

Description

The versions of MySQL Server installed on the remote host are affected by a vulnerability as referenced in the June 2026 CPU advisory.

 - Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Connection Handling). Supported versions that are affected are 8.4.0-8.4.9 and 9.0.0-9.7.0. Easily exploitable vulnerability allows unauthenticated 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. (CVE-2026-46863)

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

Solution

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

See Also

https://www.oracle.com/security-alerts/cspujun2026.html

Plugin Details

Severity: High

ID: 321533

File Name: mysql_8_4_10.nasl

Version: 1.1

Type: Combined

Agent: windows, macosx, unix

Family: Databases

Published: 6/19/2026

Updated: 6/19/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

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-2026-46863

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: 6/16/2026

Vulnerability Publication Date: 6/16/2026

Reference Information

CVE: CVE-2026-46863

IAVA: 2026-A-0613