๐Ÿ” CVE Alert

CVE-2026-42167

HIGH 8.1
CVSS Score
8.1
EPSS Score
0.0%
EPSS Percentile
0th

mod_sql in ProFTPD before 1.3.10rc1 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).

CWE CWE-89
Vendor proftpd
Product proftpd
Published Apr 28, 2026
Last Updated Apr 28, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Affected Versions

ProFTPD / ProFTPD
1.3.7b < 1.3.10rc1

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
proftpd.org: http://www.proftpd.org/docs/RELEASE_NOTES-1.3.10rc1 github.com: https://github.com/proftpd/proftpd/issues/2052 zeropath.com: https://zeropath.com/blog/proftpd-cve-2026-42167-auth-bypass-privesc-rce github.com: https://github.com/ZeroPathAI/proftpd-CVE-2026-42167-poc