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CVE-2026-71914criticalCWE-78

DrayTek VigorAP Multiple Models Pre-Authentication OS Command Injection via dray_apm

28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.3epss 3.1%
exploitation probability
3.1%top 13% of all CVEs
observed exploitation
nono source reports it
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/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
DrayTek Corporation · VigorAP 1060CDrayTek Corporation · VigorAP 903DrayTek Corporation · VigorAP 906DrayTek Corporation · VigorAP 912CDrayTek Corporation · VigorAP 918RDrayTek Corporation · VigorAP 960C
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