Vulnerability intelligence

CVE-2026-49261

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 Score

Critical

EPSS — Exploit Probability

1.0%

Riskier than 59% of all CVEs

Exploitation

Not in CISA KEV

No federal exploitation record

Remediation

unknown

Check vendor advisories

NVD entry PoC / advisory

2 articles across 1 outlet · first covered Jun 7, 2026 · latest Jun 23, 2026

Tracked incidents

vulnerability closed 2 articles

Multiple critical vulnerabilities discovered in MariaDB server

Coverage timeline

Critical MariaDB bugs let attackers run shell commands via Galera
securityonline.info · Jun 23, 2026
CVE-2026-49261 flaw in MariaDB lets attackers run remote code
securityonline.info · Jun 7, 2026