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).
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42167.json",
"cwe_ids": [
"CWE-89"
],
"cna_assigner": "mitre"
}{
"source": [
"AFFECTED_FIELD",
"CPE_RANGE"
],
"cpe": "cpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"introduced": "1.3.7b"
},
{
"fixed": "1.3.9a"
},
{
"introduced": "0"
},
{
"last_affected": "1.3.9b"
}
]
}