Authenticated Path Traversal Vulnerability in SpinetiX Fusion Digital Signage
CVE-2020-36883

8.8HIGH

Key Information:

Vendor

Spenetix Ag

Status
Fusion Digital Signage
Vendor
CVE Published:
10 December 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2020-36883?

The SpinetiX Fusion Digital Signage software versions up to 3.4.8 is susceptible to an authenticated path traversal vulnerability. This flaw enables attackers to exploit vulnerabilities in the index.php file, allowing them to compromise file backup and deletion operations. By leveraging unverified input parameters, attackers can craft malicious requests that either write backup files to arbitrary locations on the system or delete critical files necessary for the operation of the software. This poses a significant risk to users relying on SpinetiX Fusion for their digital signage solutions, highlighting the importance of timely updates and security best practices.

Affected Version(s)

Fusion Digital Signage 0 <= 3.4.8

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-2020-36883 - Proof of Concept

References

https://www.exploit-db.com/exploits/48844
exploit
https://www.spinetix.com
product
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-55...
third-party-advisory

CVSS V4

Score:
8.8
Severity:
HIGH
Confidentiality:
None
Integrity:
High
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

LiquidWorm as Gjoko Krstic of Zero Science Lab
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CVE-2020-36883 : Authenticated Path Traversal Vulnerability in SpinetiX Fusion Digital Signage