CVE-2026-8660: RAPID7 Insightconnect Ping

Critical severity, CVSS 9.8. EPSS: 1.2% chance of exploitation in the next 30 days.

OS Command Injection vulnerability in the ping action of Rapid7 InsightConnect Ping Plugin on Linux allows remote attackers to execute arbitrary OS commands via the host parameter due to insufficient input validation when constructing shell commands.

Affected products

• RAPID7 Insightconnect Ping: before 1.0.4 (fixed in 1.0.4)

Published 2026-06-25. Last modified 2026-06-29.