Severity: Moderate Affected versions:
- Apache Airflow FAB provider (apache-airflow-providers-fab) before 3.6.4 Description: Apache Airflow FAB Auth Manager contains an LDAP filter injection vulnerability (CWE-90) that allows unauthenticated attackers to exfiltrate directory data or bypass authentication. Upgrade to apache-airflow-providers-fab 3.6.4 or later. If immediate upgrade is not possible, disable LDAP authentication until the provider can be updated. Credit: Venkatraman Kumar (r3dw0lfsec), Securin (finder) orbisai0security (automated scanner — Orbis Security AI) (remediation developer) References: https://github.com/apache/airflow/pull/66417 https://airflow.apache.org/ https://www.cve.org/CVERecord?id=CVE-2026-46745
