Vulnerability Description
ProFTPD through 1.3.9e and 1.3.10rc1 through 1.3.10rc4 contains a link-following vulnerability in mod_copy that allows authenticated FTP users to bypass Limit WRITE restrictions via symlinks. Attackers can place a symlink in a writable directory and use SITE COPY or SITE CPTO to overwrite files in write-denied locations.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://abraxaslabs.tech/research/proftpd-site-copy-dest-follow
- https://github.com/proftpd/proftpd
- https://github.com/proftpd/proftpd/blob/v1.3.9e/contrib/mod_copy.c#L620
- https://github.com/proftpd/proftpd/commit/c41691f8981f98081fcb8a535c3c21b06a3f04
- https://github.com/proftpd/proftpd/issues/2374
- https://github.com/proftpd/proftpd/releases/tag/v1.3.10rc5
- https://www.vulncheck.com/advisories/proftpd-through-1.3-9e-and-1.3-10rc4-mod-co
FAQ
What is CVE-2026-119364?
CVE-2026-119364 is a vulnerability with a CVSS score of 5.3 (MEDIUM). ProFTPD through 1.3.9e and 1.3.10rc1 through 1.3.10rc4 contains a link-following vulnerability in mod_copy that allows authenticated FTP users to bypass Limit WRITE restrictions via symlinks. Attacker...
How severe is CVE-2026-119364?
CVE-2026-119364 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-119364?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.