{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-48165: MariaDB: unsafe usage of `wsrep_sst_receive_address` values on the joiner side","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-48165","status":"final","version":"1","initial_release_date":"2026-06-12T17:35:16.918Z","current_release_date":"2026-06-16T03:55:56.312Z","revision_history":[{"date":"2026-06-12T17:35:16.918Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"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.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-48165 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-48165"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-48165"},{"category":"external","summary":"https://github.com/MariaDB/server/security/advisories/GHSA-7v3p-h23x-8hwv","url":"https://github.com/MariaDB/server/security/advisories/GHSA-7v3p-h23x-8hwv"},{"category":"external","summary":"https://jira.mariadb.org/browse/MDEV-39676","url":"https://jira.mariadb.org/browse/MDEV-39676"}]},"product_tree":{"branches":[{"category":"vendor","name":"MariaDB","branches":[{"category":"product_name","name":"server","branches":[{"category":"product_version","name":">= 10.6.1, < 10.6.27","product":{"name":"MariaDB server >= 10.6.1, < 10.6.27","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:mariadb:server:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":">= 10.11.1, < 10.11.18","product":{"name":"MariaDB server >= 10.11.1, < 10.11.18","product_id":"CSAFPID-2","product_identification_helper":{"cpe":"cpe:2.3:a:mariadb:server:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":">= 11.4.1, < 11.4.12","product":{"name":"MariaDB server >= 11.4.1, < 11.4.12","product_id":"CSAFPID-3","product_identification_helper":{"cpe":"cpe:2.3:a:mariadb:server:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":">= 11.8.1, < 11.8.8","product":{"name":"MariaDB server >= 11.8.1, < 11.8.8","product_id":"CSAFPID-4","product_identification_helper":{"cpe":"cpe:2.3:a:mariadb:server:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":">= 12.3.1, < 12.3.2","product":{"name":"MariaDB server >= 12.3.1, < 12.3.2","product_id":"CSAFPID-5","product_identification_helper":{"cpe":"cpe:2.3:a:mariadb:server:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-48165","title":"MariaDB: unsafe usage of `wsrep_sst_receive_address` values on the joiner side","notes":[{"category":"description","text":"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.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5"]},"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","baseScore":8,"baseSeverity":"HIGH"},"products":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5"]}]}]}