{"cve":"CVE-2026-42167","nvd":{"published":"2026-04-28T23:16:20.610","modified":"2026-07-24T21:10:00.143","status":"Analyzed","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).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.1},"cwes":["CWE-89"],"references":["http://www.proftpd.org/docs/RELEASE_NOTES-1.3.10rc1","https://github.com/ZeroPathAI/proftpd-CVE-2026-42167-poc","https://github.com/proftpd/proftpd/issues/2052","https://www.openwall.com/lists/oss-security/2026/05/01/4","https://zeropath.com/blog/proftpd-cve-2026-42167-auth-bypass-privesc-rce"],"products":["proftpd:proftpd"],"source":"nvd","synced_at":"2026-10-19T22:33:09.003606135+00:00"},"epss":{"cve":"CVE-2026-42167","score":0.07389,"percentile":0.94425,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}