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—
Product
Workspace app for Windows
PublishedOct 13, 2026
First seenOct 13, 2026
Weakness typeCWE-787Out-of-bounds write
How to fix
Update
- Citrix Workspace app for Windows2603.20 CR, LTSR 2607 Hotfix 1, LTSR 2507 CU3 Hotfix 1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Citrix Workspace app for Windows | v < 2603.20 CR, v < LTSR 2607 Hotfix 1, v < LTSR 2507 CU3 Hotfix 1 | 2603.20 CR, LTSR 2607 Hotfix 1, LTSR 2507 CU3 Hotfix 1 |
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