CVE-2026-84420

Out-of-Bounds Write and Out-of-Bounds Read

State: Published
Severity: 5.8 Medium
Published: Oct 13, 2026
Updated: Oct 14, 2026
Reserved: Sep 1, 2026

Description

Out-of-bounds read vulnerability in Citirx Citrix Workspace app for Windows.

This issue affects Citrix Workspace app for Windows: before 2603.20 CR, before LTSR 2607, and before LTSR 2507 CU3.

Scores

CVSS	Score	Vector	Source
4.0	5.8 Medium	CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N	Citrix

Weaknesses

CWE-125 Out-of-bounds read

Affected Products

Product	Versions
Citrix Workspace app for WindowsCitirx	before 2603.20 CRAffected before LTSR 2607Affected before LTSR 2507 CU3Affected

References

https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697181

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