RCE in Clearfoundation Clearos

CVE-2026-67599

ClearOS 7.9 contains an OS command injection vulnerability in the Log Viewer component that allows authenticated attackers to execute arbitrary commands by submitting unsanitized input through the filter parameter, which is interpolated di…

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.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-67599?
CVE-2026-67599 is a high-severity vulnerability in Clearfoundation Clearos, classified under OS Command Injection. CVSS score: 7.2/10. Published 2026-08-03.
How severe is CVE-2026-67599?
High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2026-67599 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.