CVE-2026-46745: medium-severity vulnerability in Apache Airflow FAB provider
Apache Airflow FAB provider: LDAP Filter Injection in FAB Auth Manager _search_ldap reachable via /auth/token
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.3epss 0.6%
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected products
Apache Software Foundation · Apache Airflow FAB providerRelated CVEs — Apache Airflow FAB provider
In the same product, most dangerous first.
CVE-2026-82310HIGHApache Airflow FAB provider: FAB auth manager: deactivated users retain and renew Core API JWT accessEPSS 1.0%CVE-2026-82311CRITICALApache Airflow FAB provider: FAB password reset never invalidates sessions: string/int _user_id comparison is always falseEPSS 1.0%CVE-2026-86462CRITICALApache Airflow FAB provider: FAB Admin password PATCH does not invalidate database-backed sessionsEPSS 0.8%CVE-2026-59243CRITICALApache Airflow FAB provider: FAB auth manager: JWT signature verification disabled by default for Azure AD OAuth (`verify_signature` defaults to `False`)EPSS 0.6%CVE-2026-59245HIGHApache Airflow FAB provider: FAB auth manager: a DAG named "DAGs" hijacks the global all-DAGs permission (access_control privilege escalation via resource_name() collision)EPSS 0.6%CVE-2026-75156CRITICALApache Airflow FAB provider: FAB Azure AD OAuth: id_token issuer/audience not validated — cross-tenant authentication bypassEPSS 0.4%