CVE-2026-44331
High
Description
In ProFTPD through 1.3.9a before 7666224, a SQL injection vulnerability in sqltab_fetch_clients_cb() in contrib/mod_wrap2_sql.c allows a remote attacker to inject arbitrary SQL commands via a crafted domain name that is accessed in a reverse DNS lookup. When "UseReverseDNS on" is enabled, the attacker-supplied hostname is passed unescaped into SQL queries. The character restrictions of DNS names may affect exploitability.
SeverityHigh
CVSS8.1
Exploit probability—
ProductProFTPD
PublishedMay 5, 2026
First seenMay 5, 2026
Weakness typeCWE-89SQL injection
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ProFTPD ProFTPD | v ≤ 1.3.9a | — |
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