Unrestricted File Upload Vulnerability in Oray Pugongying X5 Pro by Oray
CVE-2026-116236

8.6HIGH

Key Information:

Vendor

Oray

Status
Pugongying X5 Pro
Vendor
CVE Published:
26 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-116236?

A vulnerability exists in the Oray Pugongying X5 Pro version 7.6.1, specifically within the plugin_init function in the file located at /tmp/upload_files for the PPPoE WAN Setting Handler. This vulnerability allows for the manipulation of the pppd_options argument, which results in unrestricted file uploads. The flaw can be exploited remotely, making it a significant threat. Although the vendor was notified of this issue, there has been no communication to address it.

Affected Version(s)

Pugongying X5 Pro 7.6.1

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-2026-116236 - Proof of Concept

References

https://vuldb.com/vuln/426285
vdb-entrytechnical-description
https://vuldb.com/vuln/426285/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-116236
third-party-advisory

CVSS V4

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
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

FirmHarness (VulDB User)
VulDB CNA Team
.