CVE-2026-78547: Citrix Workspace App For Windows

Medium severity, CVSS 4.4. EPSS: 0.1% chance of exploitation in the next 30 days.

Out-of-bounds write vulnerability in Citrix Citrix Workspace app for Windows. This issue affects Citrix Workspace app for Windows: before 2603.11 Current Release (CR), before 2507.1 LTSR CU3, and before LTSR 2607.

Affected products

• Citrix Citrix Workspace App For Windows: before 2507.1 LTSR CU3 (fixed in 2507.1 LTSR CU3)

Published 2026-09-11. Last modified 2026-09-16.