CVE-2026-48165
HighCVSS 8.0Exploitation Probability (EPSS)
Elevated risk58th percentile - higher than 58% of all known CVEs
Summary
A vulnerability in MariaDB server allows a high-privileged user to execute shell commands via the wsrep_sst_receive_address or wsrep_sst_donor global system variables. Affected versions range from 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.
Risk Assessment
An attacker with database administrator privileges can execute arbitrary commands as the mariadbd process on a Galera joiner node, leading to privilege escalation and potential full system compromise.
Recommendation
Immediately upgrade MariaDB server to versions 10.6.27, 10.11.18, 11.4.12, 11.8.8, or 12.3.2 depending on the release branch in use.
Original NVD description (English source)
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.