WID-SEC-W-2026-3346
Vulnerability from csaf_certbund - Published: 2026-09-13 22:00 - Updated: 2026-09-13 22:00Summary
Citrix Systems Workspace App Windows: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff
Severity
Mittel
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung: Die Citrix Workspace App ist eine Client Software, die es ermöglicht von zahlreichen Geräten wie Smartphones, Tablets und PCs auf Dokumente, Applikationen und Desktops zuzugreifen.
Angriff: Ein Angreifer kann mehrere Schwachstellen in Citrix Systems Workspace App ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.
Betroffene Betriebssysteme: - Windows
Affected products
Known affected
3 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Citrix Systems Workspace App Windows <2607 LTSR
Citrix Systems / Workspace App
|
Windows <2607 LTSR | ||
|
Citrix Systems Workspace App Windows <2507.1 LTSR CU3
Citrix Systems / Workspace App
|
Windows <2507.1 LTSR CU3 | ||
|
Citrix Systems Workspace App Windows <2603.11
Citrix Systems / Workspace App
|
Windows <2603.11 |
Affected products
Known affected
3 products, the same list as for
CVE-2026-78546
References
3 references
{
"document": {
"aggregate_severity": {
"text": "mittel"
},
"category": "csaf_base",
"csaf_version": "2.0",
"distribution": {
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "de-DE",
"notes": [
{
"category": "legal_disclaimer",
"text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
},
{
"category": "description",
"text": "Die Citrix Workspace App ist eine Client Software, die es erm\u00f6glicht von zahlreichen Ger\u00e4ten wie Smartphones, Tablets und PCs auf Dokumente, Applikationen und Desktops zuzugreifen.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein Angreifer kann mehrere Schwachstellen in Citrix Systems Workspace App ausnutzen, um einen nicht n\u00e4her spezifizierten Angriff durchzuf\u00fchren.",
"title": "Angriff"
},
{
"category": "general",
"text": "- Windows",
"title": "Betroffene Betriebssysteme"
}
],
"publisher": {
"category": "other",
"contact_details": "csaf-provider@cert-bund.de",
"name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
"namespace": "https://www.bsi.bund.de"
},
"references": [
{
"category": "self",
"summary": "WID-SEC-W-2026-3346 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3346.json"
},
{
"category": "self",
"summary": "WID-SEC-2026-3346 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-3346"
},
{
"category": "external",
"summary": "Citrix Security Bulletin vom 2026-09-13",
"url": "https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697034\u0026articleTitle=Citrix_Workspace_app_for_Windows_Security_Bulletin_CVE_2026_78546_and_CVE_2026_78547"
}
],
"source_lang": "en-US",
"title": "Citrix Systems Workspace App Windows: Mehrere Schwachstellen erm\u00f6glichen nicht spezifizierten Angriff",
"tracking": {
"current_release_date": "2026-09-13T22:00:00.000+00:00",
"generator": {
"date": "2026-09-14T12:37:26.220+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.6.0"
}
},
"id": "WID-SEC-W-2026-3346",
"initial_release_date": "2026-09-13T22:00:00.000+00:00",
"revision_history": [
{
"date": "2026-09-13T22:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
}
],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "Windows \u003c2603.11",
"product": {
"name": "Citrix Systems Workspace App Windows \u003c2603.11",
"product_id": "T059457"
}
},
{
"category": "product_version",
"name": "Windows 2603.11",
"product": {
"name": "Citrix Systems Workspace App Windows 2603.11",
"product_id": "T059457-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:citrix:workspace_app:windows__2603.11"
}
}
},
{
"category": "product_version_range",
"name": "Windows \u003c2507.1 LTSR CU3",
"product": {
"name": "Citrix Systems Workspace App Windows \u003c2507.1 LTSR CU3",
"product_id": "T059458"
}
},
{
"category": "product_version",
"name": "Windows 2507.1 LTSR CU3",
"product": {
"name": "Citrix Systems Workspace App Windows 2507.1 LTSR CU3",
"product_id": "T059458-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:citrix:workspace_app:windows__2507.1_ltsr_cu3"
}
}
},
{
"category": "product_version_range",
"name": "Windows \u003c2607 LTSR",
"product": {
"name": "Citrix Systems Workspace App Windows \u003c2607 LTSR",
"product_id": "T059459"
}
},
{
"category": "product_version",
"name": "Windows 2607 LTSR",
"product": {
"name": "Citrix Systems Workspace App Windows 2607 LTSR",
"product_id": "T059459-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:citrix:workspace_app:windows__2607_ltsr"
}
}
}
],
"category": "product_name",
"name": "Workspace App"
}
],
"category": "vendor",
"name": "Citrix Systems"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2026-78546",
"product_status": {
"known_affected": [
"T059459",
"T059458",
"T059457"
]
},
"release_date": "2026-09-13T22:00:00.000+00:00",
"title": "CVE-2026-78546"
},
{
"cve": "CVE-2026-78547",
"product_status": {
"known_affected": [
"T059459",
"T059458",
"T059457"
]
},
"release_date": "2026-09-13T22:00:00.000+00:00",
"title": "CVE-2026-78547"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
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