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Medium severity · published Sep 11, 2026
CVE-2026-78546
Out-of-Bounds Read
4.8
CVSS
0.1%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WA
Workspace app for Windows · Citirx
before 2603.11 Current Release (CR); before 2507.1 LTSR CU3; before LTSR 2607 · source: vendor
Affected product
WA
Workspace app for Windows
Citirx
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-78546
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-78546
support.citrix.com
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