CVE-2021-27660

8.8 highEPSS 2.1%

High (8.8) in johnsoncontrols c-cure 9000 firmware. EPSS 2.1% chance of exploitation in the next 30 days.

An insecure client auto update feature in C-CURE 9000 can allow remote execution of lower privileged Windows programs.

Severity

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 2.1% chance of exploitation in the next 30 days; higher than 81% of CVEs (scores of 2026-10-31)
CWE: CWE-20
Published: 2021-07-01
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19