Path Traversal Vulnerability in ZendTo File Sharing Application
CVE-2025-34508

5.3MEDIUM

Key Information:

Vendor

Zendto

Status
Zendto
Vendor
CVE Published:
17 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-34508?

A path traversal vulnerability in the file dropoff feature of ZendTo allows authenticated attackers to access files belonging to other users. This vulnerability also presents potential risks for reading arbitrary files on the host system, leading to exposure of sensitive information or enabling denial of service conditions. The flaw affects multiple versions of ZendTo, underscoring the importance of maintaining up-to-date software and implementing adequate security measures.

Affected Version(s)

ZendTo 0 < 6.15-8

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-2025-34508 - Proof of Concept

References

https://horizon3.ai/attack-research/attack-blogs/cve-2025...
third-party-advisorytechnical-descriptionexploit

CVSS V4

Score:
5.3
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

Horizon3.ai
.
CVE-2025-34508 : Path Traversal Vulnerability in ZendTo File Sharing Application