CVE-2026-46745 — Apache Airflow FAB provider: LDAP Filter Injection in FAB Auth Manager _search_ldap reachable via /auth/token

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache Airflow FAB provider	affected 0 before 3.6.4

CWE

CWE-90

References

https://github.com/apache/airflow/pull/66417
https://lists.apache.org/thread/dvfy0bs181xwsrjrd3y5c55ztbzm8yhh

ADP enrichment

CVE

No English description supplied.

http://www.openwall.com/lists/oss-security/2026/05/24/10

CISA-ADP

No English description supplied.

No references supplied.