Vulnerability Description
Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the commandTable function. The vulnerability is caused by incomplete filtering of dangerous characters such as backticks, newline characters, and single quotes in the parameter field. A remote attacker can trigger this vulnerability via crafted input to execute arbitrary commands with root privileges. Exploitation requires valid administrative credentials for the device's web management interface.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://www.draytek.com/about/security-advisory/multiple-vulnerabilities-in-vigo
- https://www.vulncheck.com/advisories/draytek-vigorswitch-multiple-models-os-comm
FAQ
What is CVE-2026-71916?
CVE-2026-71916 is a vulnerability with a CVSS score of 7.2 (HIGH). Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the commandTable function. The vulnerability is caused by incomplete filtering of dangerous characters such as backtick...
How severe is CVE-2026-71916?
CVE-2026-71916 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-71916?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.