Vulnerability in Proftpd Project
CVE-2026-119364
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/proftpd/proftpd/issues/2374 (issue-tracking)
- github.com/proftpd/proftpd/commit/c41691f8981f98081fcb8a535c3c21b06a3f04af (patch)
- github.com/proftpd/proftpd/blob/v1.3.9e/contrib/mod_copy.c (technical-description)
- github.com/proftpd/proftpd/releases/tag/v1.3.10rc5 (release-notes)
- abraxaslabs.tech/research/proftpd-site-copy-dest-follow (third-party-advisory)
- github.com/proftpd/proftpd (product)
- www.vulncheck.com/advisories/proftpd-through-1.3-9e-and-1.3-10rc4-mod-copy-syml… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-119364?
- CVE-2026-119364 is a medium-severity vulnerability in Proftpd Project, classified under Improper Link Resolution Before File Access. CVSS score: 5.3/10. Published 2026-10-30.
- How severe is CVE-2026-119364?
- Medium severity. CVSS v3 base score is 5.3 out of 10.