CVE-2021-21078: Adobe Creative Cloud Desktop Application

Medium severity, CVSS 6.5. EPSS: 1.1% chance of exploitation in the next 30 days.

Adobe Creative Cloud Desktop Application version 5.3 (and earlier) is affected by an Unquoted Service Path vulnerability in CCXProcess that could allow an attacker to achieve arbitrary code execution in the process of the current user. Exploitation of this issue requires user interaction

Affected products

• Adobe Creative Cloud Desktop Application: up to and including 5.3

Published 2021-03-12. Last modified 2026-06-17.