Widely used DB server; enables RCE during SST via unvalidated joiner params; widely relevant.
CVE-2026-44168
RCE during SST donor due to unvalidated joiner parameters.
Is CVE-2026-44168 being exploited?
Not confirmed. CVE-2026-44168 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.59% probability of exploitation in the next 30 days.
How severe is CVE-2026-44168?
CVE-2026-44168 is rated High with a CVSS score of 8.0. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-44168?
Yes. A fix has been recorded for CVE-2026-44168. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-44168 affect?
CVE-2026-44168 affects MariaDB Server 10.6.1–10.6.25, MariaDB Server 10.11.1–10.11.16, MariaDB Server 11.4.1–11.4.10, MariaDB Server 11.8.1–11.8.6, and 1 further product or version. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-44168?
Upgrade to patched releases.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote code execution on donor node during SST via unvalidated joiner params and shell commands.
Patch when possible
- affected>= 10.6.1 and < 10.6.26
- affected>= 10.11.1 and < 10.11.17
- affected>= 11.4.1 and < 11.4.11
- affected>= 11.8.1 and < 11.8.7
- affected>= 12.3.1 and < 12.3.2
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.