CVE-2026-8664: OS Command Injection vulnerability in Rapid7 InsightConnect Finger Plugin on Linux allows authenticated attackers to execute arbitrary OS commands via the user…

PriorityP263high8.8CVSS 3.1

AVNACLPRLUINSUCHIHAH

EPSS

0.83%

53.0th percentile

OS Command Injection vulnerability in Rapid7 InsightConnect Finger Plugin on Linux allows authenticated attackers to execute arbitrary OS commands via the user or host parameters due to insufficient input validation in shell command construction.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
rapid7	insightconnect_finger	< 1.0.3	1.0.3
rapid7	insightconnect_finger_plugin	< 1.0.3	1.0.3

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.