CVE-2026-71914

9.3 criticalEPSS 2.6%

Multiple DrayTek VigorAP models contain a command injection vulnerability in the dray_apm component. The vulnerability is caused by insufficient validation of UDP message content after START_SPEED_TEST before command execution. A remote attacker can trigger this vulnerability via a crafted message to execute arbitrary commands with root privileges.

CVSS 4.0: 9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS 3.1: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 2.6% chance of exploitation in the next 30 days; higher than 84% of CVEs (scores of 2026-10-25)
CWE: CWE-78
Published: 2026-08-24
Modified: 2026-10-13
Record from: the NVD, synced 2026-10-19

References

https://www.draytek.com/about/security-advisory/multiple-remote-code-execution-and-buffer-overflow-vulnerabilities-in-vigorap-series-august-2026/
https://www.vulncheck.com/advisories/draytek-vigorap-multiple-models-pre-authentication-os-command-injection-via-dray-apm

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