CVE-2026-78547

4.4 mediumEPSS 0.1%

Medium (4.4). EPSS 0.1% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

4.4 medium

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: 0.1% chance of exploitation in the next 30 days; higher than 3% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2026-09-11
Modified: 2026-09-16
Record from: the NVD, synced 2026-10-19

References

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

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