CVE-2026-78547CWE-787

CVE-2026-78547

published September 12, 2026

CVSS
4.4
EPSS
0%
Percentile
3.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
4.4 · NONE
CVSS v4.0
4.4 · 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
EPSS
0.00147 · 3.6th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-09-12T00:18Z
References (1)
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 · [email protected]
EPSS history
Timeline
  • 13 SEP 03:23Z
    EPSS moved — → 0%
    epss
  • 11 SEP 19:07Z
    Out-of-Bounds Write
    cvelistv5