Path Traversal in Youtransfer
CVE-2026-109519
A vulnerability was detected in YouTransfer up to 0.0.7/1.0.6/1.1.0. Affected is an unknown function of the file /settings/template of the component Template Rendering. The manipulation results in path traversal. The attack may be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L.
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
- Youtransfer — versions 0.0.1, 0.0.2, 0.0.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vuldb.com/vuln/417175 (vdb-entry)
- vuldb.com/vuln/417175/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-109519 (third-party-advisory)
- vuldb.com/submit/983611 (third-party-advisory)
- github.com/0xgh0stri13y/CVE-2026-109519/ (related)
- github.com/0xgh0stri13y/CVE-2026-109519/blob/main/POC/exploit.py (exploit)
Frequently asked questions
- What is CVE-2026-109519?
- CVE-2026-109519 is a high-severity vulnerability in Youtransfer, classified under Path Traversal. CVSS score: 8.3/10. Published 2026-10-13.
- How severe is CVE-2026-109519?
- High severity. CVSS v3 base score is 8.3 out of 10.
- Is CVE-2026-109519 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.