https://reddit.com/r/netsec/comments/1qweadr/cve202511730_remote_code_execution_via_ddns/: CVE-2025-11730: Remote Code Execution via DDNS configuration in ZYXEL ATP/USG Series (V5.41)
Published Feb 5, 2026
·Updated
Affected Software
1 affected component
Zyxel ATP/USG Series
Frequently Asked Questions
1
What is the severity of CVE-2025-11730?
CVE-2025-11730 has been classified with a critical severity level due to its potential for remote code execution.
2
How do I fix CVE-2025-11730?
To fix CVE-2025-11730, update your Zyxel ATP/USG Series device to the latest firmware version provided by Zyxel.
3
What systems are affected by CVE-2025-11730?
CVE-2025-11730 affects Zyxel ATP and USG Series devices running firmware versions prior to V5.41.
4
What type of vulnerability is CVE-2025-11730?
CVE-2025-11730 is a remote code execution vulnerability that can be exploited via misconfigured DDNS settings.
5
Can CVE-2025-11730 be exploited remotely?
Yes, CVE-2025-11730 can be exploited remotely without requiring physical access to the affected device.