Due to missing neutralization of special elements, OS commands can be injected via the update functionality of a TLS-SRP connection, which is normally used for configuring devices inside the mesh network.
This issue affects MR9600: 1.0.4.205530, MX4200: 1.0.13.210200.

Published: 2026-02-25

CVSS: 9.8

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Download CVE-2026-27849 POC (Proof-of-Concept) here:

Tip: Download official Tor Browser at https://www.torproject.org/download/ to access .onion links.

Check our portfolio:

https://dnacompany.com/poc-535-cve-2026-3061/

https://dnacompany.com/poc-348-cve-2026-1435/

https://dnacompany.com/poc-93-cve-2026-25547/

https://dnacompany.com/poc-843-cve-2025-70241/