CVE

CVE-2026-42167

8.1

CVSShigh

Exploitable remotely over the internet · no authentication required.

Description

mod_sql in ProFTPD before 1.3.9a allows remote attackers to execute arbitrary code via a username, in scenarios where there is logging of USER requests with an expansion such as %U, and the SQL backend allows commands (e.g., COPY TO PROGRAM).

Attack Vector

Network

Privileges Req.

None

User Interaction

None

proftpd

Updated Sep 18, 2026View on NVD →

S4E scanner

criticalProduct Based Network Vulnerabilities~10 seconds

CVE-2026-42167 Scanner

CVE-2026-42167 Scanner - Remote Code Execution (RCE) vulnerability in ProFTPD mod_sql

Used 2.3k times · 5.9k assets checked · domain, subdomain, ipv4

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CVE history: proftpd

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