MariaDB Server up to 12.3.1 os command injection

Summaryinfo

A vulnerability marked as critical has been reported in MariaDB Server up to 10.6.26/10.11.17/11.4.11/11.8.7/12.3.1. This vulnerability affects unknown code. The manipulation leads to os command injection. This vulnerability is listed as CVE-2026-48165. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in MariaDB Server up to 10.6.26/10.11.17/11.4.11/11.8.7/12.3.1. This issue affects an unknown code. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.27, 10.11.1 to before 10.11.18, 11.4.1 to before 11.4.12, 11.8.1 to before 11.8.8, and 12.3.1, a high-privileged MariaDB user could've used wsrep_sst_receive_address or wsrep_sst_donor global system variables to execute shell commands as the uid of the mariadbd process on the galera joiner node. This issue has been patched in versions 10.6.27, 10.11.18, 11.4.12, 11.8.8, and 12.3.2.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-48165 since 05/21/2026. The exploitation is known to be difficult. The attack may be initiated remotely. Additional levels of successful authentication are necessary for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

Upgrading to version 10.6.27, 10.11.18, 11.4.12, 11.8.8 or 12.3.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-36520). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Database Software

Vendor

• MariaDB

Name

• Server

Version

• 10.6.0
• 10.6.1
• 10.6.2
• 10.6.3
• 10.6.4
• 10.6.5
• 10.6.6
• 10.6.7
• 10.6.8
• 10.6.9
• 10.6.10
• 10.6.11
• 10.6.12
• 10.6.13
• 10.6.14
• 10.6.15
• 10.6.16
• 10.6.17
• 10.6.18
• 10.6.19
• 10.6.20
• 10.6.21
• 10.6.22
• 10.6.23
• 10.6.24
• 10.6.25
• 10.6.26
• 10.11.0
• 10.11.1
• 10.11.2
• 10.11.3
• 10.11.4
• 10.11.5
• 10.11.6
• 10.11.7
• 10.11.8
• 10.11.9
• 10.11.10
• 10.11.11
• 10.11.12
• 10.11.13
• 10.11.14
• 10.11.15
• 10.11.16
• 10.11.17
• 11.4.0
• 11.4.1
• 11.4.2
• 11.4.3
• 11.4.4
• 11.4.5
• 11.4.6
• 11.4.7
• 11.4.8
• 11.4.9
• 11.4.10
• 11.4.11
• 11.8.0
• 11.8.1
• 11.8.2
• 11.8.3
• 11.8.4
• 11.8.5
• 11.8.6
• 11.8.7
• 12.3.0
• 12.3.1

License

• open-source

Website

• Product: https://github.com/MariaDB/server/

CPE 2.3info

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CPE 2.2info

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Entryinfo

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