proftpd-dfsg: mod_sql in ProFTPD before 1.3.9a allows remote attackers to execute arbitrary code via a username, in scenarios where...
CVE-2026-42167 is fixed in proftpd-dfsg on 1 platform, first by DEBIAN-CVE-2026-42167, released May 15, 2026. It is not reported as exploited. Patch Radar priority: High.
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).
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| proftpd-dfsg · Debian 12.15 (bookworm) | 1.3.8+dfsg-4+deb12u5 | DEBIAN-CVE-2026-42167 | May 15, 2026 |
| proftpd-dfsg · Debian 13.5 (trixie) | 1.3.8.c+dfsg-4+deb13u2 | DEBIAN-CVE-2026-42167 | May 15, 2026 |
| proftpd-dfsg · Debian 14 | 1.3.9~dfsg-5 | DEBIAN-CVE-2026-42167 | May 15, 2026 |
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.