Apache Airflow Providers (FAB, Keycloak, Kafka, Akeyless): Mehrere Schwachstellen
WID-SEC-2026-3385 · first 16.09.2026 · updated 17.09.2026 · CVSS 9,8
What it is about
Apache Airflow ist eine Plattform zur programmatischen Erstellung, Planung und Überwachung von Workflows. Ein Angreifer kann mehrere Schwachstellen in Apache Airflow ausnutzen, um seine Privilegien zu erhöhen, beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen oder Daten zu manipulieren und offenzulegen.
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
- beliebigen Code auszuführen
- Sicherheitsmaßnahmen zu umgehen oder Daten zu manipulieren
- offenzulegen
Am I affected?
Affected according to the BSI:
- Apache Airflow FAB Provider <3.9.0
- Apache Airflow Keycloak Provider <0.10.0
- Apache Airflow Kafka Provider <2.0.0
- Apache Airflow Akeyless Provider <0.3.1
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Apache Airflow FAB Provider 3.9.0
- Apache Airflow Keycloak Provider 0.10.0
- Apache Airflow Kafka Provider 2.0.0
- Apache Airflow Akeyless Provider 0.3.1
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)
- OSS Security Mailing List vom 2026-09-15 seclists.org
- OSS Security Mailing List vom 2026-09-15 seclists.org
- OSS Security Mailing List vom 2026-09-15 seclists.org
- OSS Security Mailing List vom 2026-09-15 seclists.org
- OSS Security Mailing List vom 2026-09-15 seclists.org
- OSS Security Mailing List vom 2026-09-15 seclists.org
- OSS Security Mailing List vom 2026-09-15 seclists.org
CVE: CVE-2026-76186, CVE-2026-76187, CVE-2026-86792, CVE-2026-82310, CVE-2026-82311, CVE-2026-86462, CVE-2026-86466, CVE-2026-86465
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.