CVE-2026-84419

Medium

Description

Out-of-bounds write vulnerability in Citrix Workspace app for Windows. This issue affects Workspace app for Windows: before 2603.20 CR, before LTSR 2607 Hotfix 1, and before LTSR 2507 CU3 Hotfix 1.

SeverityMedium
CVSS6.8
Exploit probability—
ProductWorkspace app for Windows
PublishedOct 13, 2026
First seenOct 13, 2026

How to fix

Update
  • Citrix Workspace app for Windows2603.20 CR, LTSR 2607 Hotfix 1, LTSR 2507 CU3 Hotfix 1 or later

Affected products

ProductAffected versionsFixed in
Citrix Workspace app for Windowsv < 2603.20 CR, v < LTSR 2607 Hotfix 1, v < LTSR 2507 CU3 Hotfix 12603.20 CR, LTSR 2607 Hotfix 1, LTSR 2507 CU3 Hotfix 1

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