MEDIUM 5.3 NVD
CVE-2026-119147
ProFTPD before 1.3.9e and 1.3.10rc5 contains an authorization bypass in the mod_sftp copy-file extension handler that skips Limit WRITE checks for new destinati
ProFTPD before 1.3.9e and 1.3.10rc5 contains an authorization bypass in the mod_sftp copy-file extension handler that skips Limit WRITE checks for new destination files. Authenticated SFTP users can copy any readable file to a new path in write-denied directories, creating files where uploads are forbidden.
References
- https://abraxaslabs.tech/research/proftpd-sftp-copy-file-write
- https://github.com/proftpd/proftpd
- https://github.com/proftpd/proftpd/blob/v1.3.9d/contrib/mod_sftp/fxp.c#L4748
- https://github.com/proftpd/proftpd/commit/b7d3de4565ae448a510feecd17b41923e44bfe16
- https://github.com/proftpd/proftpd/releases/tag/v1.3.10rc5
This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-10-30 via NVD.
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