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.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.6 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
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
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-copy-symlink-following-write-bypass

Configurations

No configuration.

History

30 Oct 2026, 12:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-30 12:16

Updated : 2026-10-30 19:03

NVD link : CVE-2026-119364

Mitre link : CVE-2026-119364

CVE.ORG link : CVE-2026-119364

JSON object : View

Products Affected

No product.

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

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