CVE-2026-78547

Published Sep 11, 2026

Last updated 12 hours ago

CVSS medium 4.4
VDI

Overview

Description
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.
Source
secure@citrix.com
NVD status
Awaiting Analysis

Risk scores

CVSS 4.0

Type
Secondary
Base score
4.4
Impact score
-
Exploitability score
-
Vector string
CVSS:4.0/AV:P/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Severity
MEDIUM

Weaknesses

secure@citrix.com
CWE-787

Social media

Hype score
Not currently trending

  1. MEDIUM SEVERITY | Citrix Workspace App for Windows CVE-2026-78546 & CVE-2026-78547: Out-of-bounds read/write vulnerabilities. Patch now! CR: Update to 2603.11+ LTSR: Update to 2507.1 CU3 or 2607 LTSR Help: servicedesk@intrasystems.com #Citrix #WorkspaceApp #CVE #PatchNow

    @Intra_Access

    8 Sept 2026

    69 Impressions

    0 Retweets

    0 Likes

    0 Bookmarks

    0 Replies

    0 Quotes

Related CVEs

  1. CVE-2026-59346
  2. CVE-2026-59347
  3. Google Chromium V8 Out of Bounds Write Vulnerability•CVE-2026-87491
  4. ConnectWise ScreenConnect Improper Privilege Management and Missing Authorization Vulnerability•CVE-2026-84869
  5. N-able N-central Static Code Injection Vulnerability•CVE-2026-86218

References

Sources include official advisories and independent security research.