Path Traversal in Mariadb

CVE-2026-44171

MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.26, 10.11.1 to before 10.11.17, 11.4.1 to before 11.4.11, 11.8.1 to before 11.8.7, and 12.3.1, mbstream did not check for /../ in the path wh…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.002 (7.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H.

Affected products

  • Mariadb — versions 12.3.1
  • Mariadb Server — versions >= 10.6.1, < 10.6.26, >= 10.11.1, < 10.11.17, >= 11.4.1, < 11.4.11

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-44171?
CVE-2026-44171 is a medium-severity vulnerability in Mariadb, classified under Path Traversal. CVSS score: 6.3/10. Published 2026-06-12.
How severe is CVE-2026-44171?
Medium severity. CVSS v3 base score is 6.3 out of 10.