CVE-2026-119364
Tenable Plugin
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AI Threat Summary
CVE-2026-119364 is a moderate vulnerability with a CVSS score of 5.3 affecting the target software. Threat hunters should monitor for exploit attempts and apply vendor patches immediately.
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.
Attack Chain
Attacker scans for vulnerable versions using version banners or PoC scanners
Attacker triggers CVE-2026-119364 vulnerability with a crafted request or payload
Vulnerability exploited to perform unauthorized actions on the target system
Depending on vulnerability type, attacker achieves data access, service disruption, or code execution
MITRE ATT&CK Techniques
Indicators of Compromise
| Type | Value | Description | |
|---|---|---|---|
| user_agent | Mozilla/5.0 (compatible; exploit/1.0) |
Generic exploit scanner user agent pattern | |
| url | /api/vuln-endpoint?payload=<malicious> |
Exploit attempt against application endpoint — monitor access logs for anomalous params |
Remediation
Quick Facts
| CVE ID | CVE-2026-119364 |
| CVSS Score | 5.3 |
| Vector | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N |
| Published | 2026-10-30 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |
References
- https://abraxaslabs.tech/research/proftpd-site-copy-dest-fol…
- https://github.com/proftpd/proftpd
- https://github.com/proftpd/proftpd/blob/v1.3.9e/contrib/mod_…
- https://github.com/proftpd/proftpd/commit/c41691f8981f98081f…
- 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-…