{"id":"BIT-mysql-client-2026-49261","summary":"MariaDB server has unsafe parameter handling in `wsrep_notify_cmd`","details":"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`.","aliases":["BIT-mariadb-2026-49261","BIT-mariadb-min-2026-49261","CVE-2026-49261","GHSA-3p3m-4x7c-p4pw"],"modified":"2026-09-10T16:00:34.230447330Z","published":"2026-06-13T08:46:34.988Z","database_specific":{"severity":"Critical","cpes":["cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*"]},"references":[{"type":"ADVISORY","url":"https://github.com/MariaDB/server/security/advisories/GHSA-3p3m-4x7c-p4pw"},{"type":"REPORT","url":"https://jira.mariadb.org/browse/MDEV-39721"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49261"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2026:25143"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2026:25145"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2026:33093"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2026:33412"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2026:33464"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2026:33481"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2026:33482"},{"type":"WEB","url":"https://access.redhat.com/security/cve/CVE-2026-49261"},{"type":"WEB","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2487957"},{"type":"WEB","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-49261.json"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2026:49522"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2026:52848"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2026:54142"}],"affected":[{"package":{"name":"mysql-client","ecosystem":"Bitnami","purl":"pkg:bitnami/mysql-client"},"ranges":[{"type":"SEMVER","events":[{"introduced":"10.6.1"},{"fixed":"10.6.27"},{"introduced":"10.11.1"},{"fixed":"10.11.18"},{"introduced":"11.4.1"},{"fixed":"11.4.12"},{"introduced":"11.8.1"},{"fixed":"11.8.8"},{"introduced":"12.3.1"},{"fixed":"12.3.2"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/mysql-client/BIT-mysql-client-2026-49261.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H"}]}],"schema_version":"1.9.0"}