Threat landscape
high

Microsoft Office: Mehrere Schwachstellen

WID-SEC-2026-2692 · first 07.08.2026 · updated 06.10.2026 · CVSS 10,0

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What it is about

Microsoft Teams ist ein Kollaborations-, Kommunikations- und Videokonferenz-Tool. Azure ist eine Cloud Computing-Plattform von Microsoft. Microsoft Service Bus for Windows Server ist eine installierbare Komponente, die Messaging-Funktionen in Windows bereitstellt. Sie ermöglicht Endbenutzern das Erstellen, Testen und Ausführen von Anwendungen in selbst verwalteten Umgebungen. Ein Angreifer kann mehrere Schwachstellen in Microsoft Teams, Microsoft Azure Managed Instance und Microsoft Service Bus ausnutzen, um beliebigen Code auszuführen, erweiterte Berechtigungen zu erlangen oder Daten zu manipulieren.

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

  • beliebigen Code auszuführen
  • erweiterte Berechtigungen zu erlangen oder Daten zu manipulieren

Am I affected?

Affected according to the BSI:

  • Microsoft Service Bus Azure Service Bus
  • Microsoft Azure SQL Managed Instance
  • Microsoft Teams

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

CVE: CVE-2026-100208, CVE-2026-50515, CVE-2026-62836, CVE-2026-62896, CVE-2026-62918, CVE-2026-65667

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.

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