Detections
Analytics

MariaDB 11.8.0 < 11.8.4

medium Nessus Plugin ID 298263

Synopsis

The remote database server is affected by a vulnerability.

Description

The version of MariaDB installed on the remote host is prior to 11.8.4. It is, therefore, affected by a vulnerability as referenced in the 11.8.4 advisory.

 - 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 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-2026-21968)

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

Solution

Upgrade to MariaDB version 11.8.4 or later.

See Also

https://mariadb.com/docs/release-notes/community-server/11.8/11.8.4

Plugin Details

Severity: Medium

ID: 298263

File Name: mariadb_11_8_4.nasl

Version: 1.1

Type: combined

Agent: windows, macosx, unix

Family: Databases

Published: 2/6/2026

Updated: 2/6/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2026-21968

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:mariadb:mariadb

Required KB Items: installed_sw/MariaDB

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 1/20/2026

Reference Information

CVE: CVE-2026-21968