CVE-2026-72841
CriticalCVSS 9.9Summary
luci-app-openvpn fails to properly validate the instance_name2 parameter during file upload, allowing authenticated users to perform path traversal and write arbitrary files outside the intended directory. Attackers can upload malicious payloads to gain persistent root code execution by placing SSH keys in system directories accessible on reboot.
Risk Assessment
The risk includes persistent system compromise by an authenticated user, potentially leading to unauthorized access to the system and data.
Recommendation
It is recommended to update luci-app-openvpn to a patched version and implement strict server-side path validation.
Original NVD description (English source)
luci-app-openvpn fails to properly validate the instance_name2 parameter during file upload, allowing authenticated users to perform path traversal and write arbitrary files outside the intended directory. Attackers can upload malicious payloads to gain persistent root code execution by placing SSH keys in system directories accessible on reboot.