CVE-2026-33390: Nozominetworks Cmc

High severity, CVSS 8.1. EPSS: 0.4% chance of exploitation in the next 30 days.

An Incorrect Privilege Assignment vulnerability was discovered in the synchronization functionality due to Arc sensors receiving CLI permissions. An authenticated user with limited privileges can push administrative CLI commands through the sync, altering the device configuration, and/or affecting its availability.

Affected products

• Nozominetworks Cmc: before 26.2.0 (fixed in 26.2.0)
• Nozominetworks Guardian: before 26.2.0 (fixed in 26.2.0)

Published 2026-07-09. Last modified 2026-08-11.