CVE-2026-46745
Published:May 25, 2026
Updated:June 11, 2026
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 Packages
apache-airflow-providers-fab (CONDA):
Affected version(s) >=1.0.3 <3.6.4Fix Suggestion:
Update to version 3.6.4https://github.com/apache/airflow.git (GITHUB):
Affected version(s) >=providers-fab/1.0.0rc1 <providers-fab/3.6.4Fix Suggestion:
Update to version providers-fab/3.6.4apache-airflow-providers-fab (PYTHON):
Affected version(s) >=1.0.0rc1 <3.6.4Fix Suggestion:
Update to version 3.6.4Related Resources (3)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')
EPSS
Base Score:
0.17