What is CVE-2026-71908?

CVE-2026-71908 is a high-severity vulnerability, classified under OS Command Injection. CVSS score: 7.2/10. Published 2026-08-24.

How severe is CVE-2026-71908?

High severity. CVSS v3 base score is 7.2 out of 10.

CVE-2026-71908

CVE-2026-71908

Multiple DrayTek VigorAP models contain a command injection vulnerability in the mesh_start_speed_test function. The vulnerability is caused by insufficient sanitization of the meshdevice_index and meshdevice_ip fields before command execution. 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.

Vulnerability class: Command Injection (OS Command Injection)

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-71908?: CVE-2026-71908 is a high-severity vulnerability, classified under OS Command Injection. CVSS score: 7.2/10. Published 2026-08-24.
How severe is CVE-2026-71908?: High severity. CVSS v3 base score is 7.2 out of 10.