CVE-2026-109519: YouTransfer Template Rendering template path traversal

Severity: high (CVSS 8.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-13 · updated 2026-10-14
Weakness: CWE-22

Description

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.

Affected products

YouTransfer: 0.0.1, 0.0.2, 0.0.3, 0.0.4, 0.0.5, 0.0.6 (+10)

References

https://github.com/0xgh0stri13y/CVE-2026-109519/
https://github.com/0xgh0stri13y/CVE-2026-109519/blob/main/POC/exploit.py
https://vuldb.com/cve/CVE-2026-109519
https://vuldb.com/submit/983611
https://vuldb.com/vuln/417175
https://vuldb.com/vuln/417175/cti

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