CVE-2026-119364

6.0 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. Attackers can place a symlink in a writable directory and use SITE COPY or SITE CPTO to overwrite files in write-denied locations.

Severity

CVSS 4.0

6.0 medium

CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

5.3 medium

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

CWE: CWE-59
Published: 2026-10-30
Modified: 2026-10-30
Record from: the NVD, synced 2026-10-30

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/c41691f8981f98081fcb8a535c3c21b06a3f04af
https://github.com/proftpd/proftpd/issues/2374

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