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Vendor

ProFTPD

5 known vulnerabilities.

Products

ProFTPD 5
All Critical High Medium Low Exploited only Public exploit

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  • High 8.8
    CVE-2026-63090

    ProFTPD mod_sftp Heap Buffer Overflow via SFTP Packet Reassembly

    ProFTPD before 1.3.9c and 1.3.10rc3 contains a heap-based buffer overflow vulnerability in the mod_sftp module that allows authenticated low-privilege attackers to achieve arbitrary code execution by sending crafted SFTP packet fragments exceeding the 16 KB r…

    ProFTPD ProFTPD proftpd-dfsg proftpd-dfsg Debian Ubuntu
  • High 8.1
    CVE-2026-44331

    In ProFTPD through 1.3.9a before 7666224, a SQL injection vulnerability in sqltab_fetch_clients_cb() in contrib/mod_wra…

    ProFTPD ProFTPD proftpd-dfsg proftpd-dfsg Debian Ubuntu Alpine
  • High 8.1
    CVE-2026-42167 Public exploit

    mod_sql in ProFTPD before 1.3.9a allows remote attackers to execute arbitrary code via a username, in scenarios where t…

    ProFTPD ProFTPD proftpd-dfsg proftpd-dfsg Debian Ubuntu Alpine
  • High 7.5
    CVE-2021-47865

    ProFTPD 1.3.7a - Remote Denial of Service

    ProFTPD 1.3.7a contains a denial of service vulnerability that allows attackers to overwhelm the server by creating multiple simultaneous FTP connections. Attackers can repeatedly establish connections using threading to exhaust server connection limits and b…

    ProFTPD ProFTPD proftpd-dfsg Ubuntu