Path Traversal Vulnerability in YouTransfer by Unknown Vendor
CVE-2026-109519

6.9MEDIUM

Key Information:

Vendor

WordPress
Status
Youtransfer
Vendor
CVE Published:
13 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-109519?

A security vulnerability exists in YouTransfer versions up to 0.0.7, 1.0.6, and 1.1.0 that allows an attacker to exploit an unknown function in the Template Rendering component located in the /settings/template file. This flaw enables remote path traversal, potentially allowing unauthorized access to files outside the intended directory structure. The issue has been made public, and the vendor had been notified prior to disclosure but has yet to respond. Users are advised to assess their exposure and consider implementing mitigation measures immediately to protect their systems from potential exploitation.

Affected Version(s)

YouTransfer 0.0.1

YouTransfer 0.0.2

YouTransfer 0.0.3

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-109519 - Proof of Concept

References

https://vuldb.com/vuln/417175
vdb-entry
https://vuldb.com/vuln/417175/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-109519
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Alen Sebastian (VulDB User)
Alen Sebastian (VulDB User)
VulDB CNA Team
.