CVE-2026-48165
HIGH severity · CVSS 8 · OS command injection
8CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityHigh
Privileges requiredHigh
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://github.com/MariaDB/server/security/advisories/GHSA-7v3p-h23x-8hwvAdvisory
- https://jira.mariadb.org/browse/MDEV-39676Advisory
- https://access.redhat.com/errata/RHSA-2026:25143
- https://access.redhat.com/errata/RHSA-2026:25145
- https://access.redhat.com/errata/RHSA-2026:33093
- https://access.redhat.com/errata/RHSA-2026:33412
- https://access.redhat.com/errata/RHSA-2026:33464
- https://access.redhat.com/errata/RHSA-2026:33481