Remote Code Execution Risk in Quantum Networks Router Management Interface
CVE-2026-41036

8.7HIGH

Key Information:

Vendor

Quantum Networks

Status
Router Qn-i-470
Vendor
CVE Published:
21 April 2026

What is CVE-2026-41036?

A vulnerability has been identified in Quantum Networks routers due to insufficient sanitization of user input within the management command-line interface (CLI). This flaw allows an authenticated remote attacker to potentially exploit the router by injecting arbitrary OS commands. If successfully executed, this could grant the attacker root access to the device, leading to unauthorized control and execution of further malicious activities on the affected network infrastructure.

Affected Version(s)

Router QN-I-470 at 6.1.1.B1

References

https://www.cert-in.org.in/s2cMainServlet?pageid=PUBVLNOT...
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

This vulnerability is reported by Rakesh Elamaran, Karthik D, Mir Mohammed Kaif, Joel William, Bajino Viju and Kalpana B N.
.