{"id":"CVE-2026-119147","published":"2026-10-30T12:16:35.373","lastModified":"2026-10-30T19:03:27.583","description":"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.","cvssScore":4.3,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","cwes":["CWE-863"],"vendors":[],"products":[],"references":[{"url":"https://abraxaslabs.tech/research/proftpd-sftp-copy-file-write","tags":[]},{"url":"https://github.com/proftpd/proftpd","tags":[]},{"url":"https://github.com/proftpd/proftpd/blob/v1.3.9d/contrib/mod_sftp/fxp.c#L4748","tags":[]},{"url":"https://github.com/proftpd/proftpd/commit/b7d3de4565ae448a510feecd17b41923e44bfe16","tags":[]},{"url":"https://github.com/proftpd/proftpd/releases/tag/v1.3.10rc5","tags":[]},{"url":"https://github.com/proftpd/proftpd/releases/tag/v1.3.9e","tags":[]},{"url":"https://www.vulncheck.com/advisories/proftpd-before-1.3-9e-and-1.3-10rc5-mod-sftp-copy-file-authorization-bypass","tags":[]}],"exploitRefs":[{"url":"https://github.com/proftpd/proftpd","tags":[]},{"url":"https://github.com/proftpd/proftpd/blob/v1.3.9d/contrib/mod_sftp/fxp.c#L4748","tags":[]},{"url":"https://github.com/proftpd/proftpd/commit/b7d3de4565ae448a510feecd17b41923e44bfe16","tags":[]},{"url":"https://github.com/proftpd/proftpd/releases/tag/v1.3.10rc5","tags":[]},{"url":"https://github.com/proftpd/proftpd/releases/tag/v1.3.9e","tags":[]}],"hasPoc":true,"ai":null}