CVE-2023-32752: l7-Networks Instantqos

Critical severity, CVSS 9.8. EPSS: 0.9% chance of exploitation in the next 30 days.

L7 Networks InstantScan IS-8000 & InstantQoS IQ-8000’s file uploading function does not restrict upload of file with dangerous type. An unauthenticated remote attacker can exploit this vulnerability to upload and run arbitrary executable files to perform arbitrary system commands or disrupt service.

Affected products

• l7-Networks Instantqos: version iq-8000 only
• l7-Networks Instantscan: version is-8000 only

Published 2023-06-16. Last modified 2026-06-17.