CVE-2026-18794: CALCPROGRAMMER1 Openrgb

High severity, CVSS 8.2. EPSS: 0.3% chance of exploitation in the next 30 days.

The OpenRGB network protocol allows attackers to cause memory exhaustion and out-of-bounds memory reads and writes by passing inconsistent data.

Affected products

• CALCPROGRAMMER1 Openrgb: up to and including 1.0rc3

Published 2026-08-26. Last modified 2026-09-01.