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CVE-2026-78546

Out-of-Bounds Read

MEDIUM
4.8
CVSS Score
Published: September 11, 2026 at 07:14 PM UTC
Updated: September 16, 2026 at 07:34 PM UTC
1 product affected across 1 vendorWorkspace app

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Severity
MEDIUM4.8
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

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

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Workspace app· Citirx
60%
v < 2507.1 LTSR CU3v < 2603.11 Current Release (CR)v < LTSR 2607
Affected range stops below 2507.1 LTSR CU3, so it looks safe — our inference, not a vendor statement
Affected range stops below 2603.11 Current Release (CR), so it looks safe — our inference, not a vendor statement
Affected range stops below LTSR 2607, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: cverecord
https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697034&articleTitle=Citrix_Workspace_app_for_Windows_Security_Bulletin_CVE_2026_78546_and_CVE_2026_78547

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.8MEDIUMCitrix
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-125

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