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Medium 4.4Published Sep 11, 2026
CVE-2026-78547Out-of-Bounds Write
Updated under an hour ago ()
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It affects Citrix Workspace app for Windows. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 4.4 MEDIUM (v4.0, CNA)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
- Weakness (CWE)
- CWE-787
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Citrix
- NVD analysis
- Awaiting Analysis
- Record last updated
- Sep 11, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Citrix Citrix Workspace app for Windows citrix:workspace_app_for_windows (from the name) | before 2603.11 Current Release (CR); before 2507.1 LTSR CU3; before LTSR 2607 | CNA record |
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
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.