VMware Fusion und Workstation: Mehrere Schwachstellen ermöglichen Codeausführung
WID-SEC-2026-3169 · first 03.09.2026 · updated 08.10.2026 · CVSS 9,3
What it is about
Die Virtualisierungssoftware von VMware ermöglicht die simultane Ausführung von verschiedenen Betriebssystemen auf einem Host-System. Ein lokaler Angreifer kann mehrere Schwachstellen in VMware Workstation und VMware Fusion ausnutzen, um beliebigen Programmcode auszuführen.
Under what conditions?
Only with access to the device or an account on it. Often the second step after a phishing email.
What can happen in the worst case
An attacker could use the vulnerability to
- beliebigen Programmcode auszuführen
Am I affected?
Affected according to the BSI:
- VMware Workstation <26H1u1
- VMware Fusion <26H1u1
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- VMware Workstation 26H1u1
- VMware Fusion 26H1u1
Is the vulnerability already being exploited?
None of the CVEs is in the CISA catalogue of exploited vulnerabilities. That does not mean there are no attacks, only that none are documented.
Information and sources
- Original BSI advisory (WID)
- VMware Security Advisory vom 2026-09-02 support.broadcom.com
- CVE-2026-59346 PoC vom 2026-10-07 github.com
CVE: CVE-2026-59346, CVE-2026-59347
Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.