CRLF Injection Vulnerability in Oray Pugongying X5 Pro Router
CVE-2026-116237

9.3CRITICAL

Key Information:

Vendor

Oray

Status
Pugongying X5 Pro
Vendor
CVE Published:
26 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-116237?

A CRLF injection vulnerability exists in the Oray Pugongying X5 Pro router version 7.6.1, linked to the Dnsmasq component. This flaw allows for malicious input manipulation, enabling attackers to carry out remote exploits. The vulnerability has been publicly disclosed, and the vendor has yet to respond to security alerts regarding the issue, raising concerns about potential attacks that could exploit this weakness.

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-2026-116237 - Proof of Concept

References

https://vuldb.com/vuln/426286
vdb-entry
https://vuldb.com/vuln/426286/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-116237
third-party-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

FirmHarness (VulDB User)
VulDB CNA Team
.