Path Traversal Vulnerability in plugNmeet Server by Mynaparrot
CVE-2026-108158

7.1HIGH

Key Information:

Vendor

Mynaparrot

Status
Plugnmeet-server
Vendor
CVE Published:
9 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-108158?

The plugNmeet Server, in version 2.5.2, is affected by a path traversal vulnerability in its whiteboard conversion endpoint. This security flaw allows any participant in a meeting to manipulate filePath parameters to include '../' sequences, which can facilitate access to server files. By exploiting this vulnerability, attackers can obtain unauthorized access to sensitive documents converted into images. These files can then be downloaded without proper authentication from the server, posing significant risks to data privacy and integrity.

Affected Version(s)

plugNmeet-server 0 <= 2.5.2

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-2026-108158 - Proof of Concept

References

https://hackmd.io/@haind/rJX-CmLjMe
technical-descriptionexploit
https://github.com/mynaparrot/plugNmeet-server/blob/961b4...
technical-description
https://github.com/mynaparrot/plugNmeet-server
product

CVSS V4

Score:
7.1
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
None
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

HaiND from the Post and Telecommunication Institute of Technology
.