In the IPv4 PASV path, the FTP Client accepts whatever address was sent in the server's 227 reply. Validation only covers the parse and the non-zero values, thus a malicious server can name any address and direct the Client there.
{
"cna_assigner": "eclipse",
"cwe_ids": [
"CWE-918"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/102xxx/CVE-2026-102722.json"
}