OS Command Injection Affecting galera package, versions <0:26.4.20-1.0.1.module+el9.5.0+90507+82ceef20


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
1% (59th percentile)

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  • Snyk IDSNYK-ORACLE9-GALERA-17812015
  • published3 Jul 2026
  • disclosed11 Jun 2026

Introduced: 11 Jun 2026

NewCVE-2026-49261  (opens in a new tab)
CWE-78  (opens in a new tab)

How to fix?

Upgrade Oracle:9 galera to version 0:26.4.20-1.0.1.module+el9.5.0+90507+82ceef20 or higher.
This issue was patched in ELSA-2026-33482.

NVD Description

Note: Versions mentioned in the description apply only to the upstream galera package and not the galera package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

MariaDB server is a community developed fork of MySQL server. Versions 10.6.1 through 10.6.26, 10.11.1 through 10.11.17, 11.4.1 through 11.4.11, 11.8.1 through 11.8.7, and 12.3.1 with wsrep_notify_cmd enabled would execute shell commands embedded in the name of the joiner node. This is fixed in 10.6.27, 10.11.18, 11.4.12, 11.8.8, and 12.3.2. As a workaround, anyone who cannot upgrade now should disable wsrep_notify_cmd.

CVSS Base Scores

version 3.1