Threat landscape
high

Red Hat OpenShift Service Mesh: Schwachstelle ermöglicht Codeausführung

WID-SEC-2026-1934 · first 16.06.2026 · updated 02.10.2026 · CVSS 8,1

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What it is about

Red Hat OpenShift ist eine "Platform as a Service" (PaaS) Lösung zur Bereitstellung von Applikationen in der Cloud. Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Red Hat OpenShift ausnutzen, um beliebigen Programmcode auszuführen.

Under what conditions?

Over the network and without logging in. This is the most dangerous combination: attackers can scan reachable devices automatically.

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:

  • Red Hat Enterprise Linux
  • Red Hat OpenShift Container Platform
  • Red Hat OpenShift Service Mesh 2.6
  • Red Hat OpenShift Service Mesh 3.1
  • Red Hat OpenShift Service Mesh 3.2
  • Red Hat OpenShift Service Mesh 3.0
  • Red Hat OpenShift Container Platform release 4.21.22

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

and 3 more sources in the original advisory

CVE: CVE-2026-9277

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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