긴급도 8/100 심각도 7.5 · 높음 악용확률 34.1% CWE-798 CVE-2026-86520 Bransys ELD is shipped with hardcoded MQTT credentials, which will grant read access to real-time... 벡터: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N NVD 상세 ↗ GitHub Advisory ↗