CVE-2026-44173 MariaDB: FILE privilege was not checked for subqueries in the FROM clause
Attackers can write files to the server via SELECT INTO OUTFILE/DUMPFILE in subqueries without FILE privilege, enabling data exfiltration or modification.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-44173?
CVE-2026-44173 is a medium-severity missing authorization vulnerability in Mariadb Mariadb, published on 12 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
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.
Which versions are affected by CVE-2026-44173?
3 open source packages ship an affected version, including mariadb, mariadb-min and mysql-client. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
mariadb Bitnami | From 10.6.1 | 10.6.26, 10.11.17, 11.4.11, 11.8.7, 12.3.2 |
mariadb-min Bitnami | From 10.6.1 | 10.6.26, 10.11.17, 11.4.11, 11.8.7, 12.3.2 |
mysql-client Bitnami | From 10.6.1 | 10.6.26, 10.11.17, 11.4.11, 11.8.7, 12.3.2 |
Products include Mariadb Mariadb.
How do I fix CVE-2026-44173?
Upgrade mariadb to a fixed version for your release line: 10.6.26, 10.11.17, 11.4.11 or 11.8.7.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-44173 being exploited?
There is no known exploitation of CVE-2026-44173 in the wild and no public exploit code.
Other vulnerabilities in Mariadb Mariadb
- CVE-2026-49261 MariaDB server has unsafe parameter handling in `wsrep_notify_cmd`
- CVE-2026-85746 MariaDB: Out-of-bound buffer write on in `ST_AsText` of nested GeometryCollections
- CVE-2026-85748 MariaDB: Use-after-free with a large number of SYS_REFCURSOR's
- CVE-2026-92262 MariaDB: Numerous issues caused by historical #mysql50# tablename encoding bypass.
- CVE-2023-26785 Code injection in n/a
Sources
Also known as ALPINE-CVE-2026-44173, BELL-CVE-2026-44173, BIT-mariadb-2026-44173, BIT-mariadb-min-2026-44173, BIT-mysql-client-2026-44173, CLSA-2026-1783515814 and 12 more.