{"id":"CVE-2026-71916","title":"Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the commandTable function","summary":"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 quo…","severity":"high","cvss":7.2,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-78"],"published":"2026-08-24","updated":"2026-10-13","sourceUpdated":"2026-10-13T09:10:00.323","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-71916","references":[{"url":"https://www.draytek.com/about/security-advisory/multiple-vulnerabilities-in-vigorswitch-series-august-2026/","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/draytek-vigorswitch-multiple-models-os-command-injection-via-commandtable","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"epss":0.01783,"epssPercentile":0.77681,"ingestedAt":"2026-10-13T09:20:23.181Z","slug":"CVE-2026-71916","body":"## Overview\n\nMultiple 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":40,"depthScoreParts":{"impact":39.6,"likelihood":0.4,"exploitation":0,"ransomware":0},"changes":[]}