Microsoft Azure Komponenten: Mehrere Schwachstellen
WID-SEC-2026-0655 · first 11.03.2026 · updated 11.03.2026 · CVSS 8,8
What it is about
Microsoft Windows Admin Center ist ein webbasiertes Tool zur Verwaltung von Windows Servern, Clustern und PCs. Azure ist eine Cloud Computing-Plattform von Microsoft. Microsoft Azure Linux ist eine von Microsoft entwickelte Linux-Distribution, die für die Ausführung von Workloads in der Azure-Cloud optimiert ist. Ein Angreifer kann mehrere Schwachstellen in Microsoft Windows Admin Center, Microsoft Azure und Microsoft Azure Linux ausnutzen, um seine Privilegien zu erhöhen, um Informationen offenzulegen, und um falsche Informationen darzustellen.
Under what conditions?
The BSI does not name any particular preconditions. Exploitable remotely according to the BSI.
What can happen in the worst case
An attacker could use the vulnerability to
- seine Privilegien zu erhöhen
- Informationen offenzulegen
- falsche Informationen darzustellen
Am I affected?
Affected according to the BSI:
- Microsoft Azure Arc Enabled Servers-Connected Machine Agent
- Microsoft Azure IoT Explorer
- Microsoft Azure MCP Server Tools
- Microsoft Azure Linux Virtual Machines with Azure Diagnostics extension
- Microsoft Windows Azure Automation Hybrid Worker Extension
- Microsoft Azure AD SSH Login extension for Linux
- Microsoft Windows Admin Center in Azure Portal
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Install the updates provided by the vendor; details in the sources below.
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)
- Microsoft Leitfaden für Sicherheitsupdates msrc.microsoft.com
CVE: CVE-2026-23651, CVE-2026-23660, CVE-2026-23661, CVE-2026-23662, CVE-2026-23664, CVE-2026-23665, CVE-2026-26117, CVE-2026-26118, CVE-2026-26121, CVE-2026-26122, CVE-2026-26124, CVE-2026-26141, CVE-2026-26148
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.