CVE-2026-46745

EUVD-2026-31669
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.
LDAP Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 40%
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://github.com/apache/airflow/pull/66417
https://lists.apache.org/thread/dvfy0bs181xwsrjrd3y5c55ztbzm8yhh
http://www.openwall.com/lists/oss-security/2026/05/24/10