MariaDB 10.x-12.3.1 PrivEsc: SELECT...INTO OUTFILE w/o FILE privilege
CVE-2026-44173 Published on June 12, 2026
MariaDB: FILE privilege was not checked for subqueries in the FROM clause
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, MariaDB allowed SELECT ... INTO OUTFILE and SELECT ... INTO DUMPFILE without verifying the FILE privilege if the FROM clause contained only subqueries. This issue has been patched in versions 10.6.26, 10.11.17, 11.4.11, 11.8.7, and 12.3.2.
Vulnerability Analysis
CVE-2026-44173 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a small impact on availability.
Weakness Type
What is an AuthZ Vulnerability?
The software performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.
CVE-2026-44173 has been classified to as an AuthZ vulnerability or weakness.
Affected Versions
MariaDB server:- Version >= 10.6.1, < 10.6.26 is affected.
- Version >= 10.11.1, < 10.11.17 is affected.
- Version >= 11.4.1, < 11.4.11 is affected.
- Version >= 11.8.1, < 11.8.7 is affected.
- Version >= 12.3.1, < 12.3.2 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.