VulnerabilityAnalyzed
CVE-2026-46745
Apache Airflow FAB Auth Manager contains an LDAP filter injection vulnerability (CWE-90) that allows unauthenticated attackers to exfiltrate directory data or bypass authentication.
MEDIUM 5.3EPSS 0.57%
Does this matter?
Lower severity and a low EPSS score (0.57%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- EPSS
- 0.57% probability · 46th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-90
- Affected
- apache/apache-airflow-providers-fab
- Source
- security@apache.org
References
- https://github.com/apache/airflow/pull/66417Issue Tracking, Patch
- https://lists.apache.org/thread/dvfy0bs181xwsrjrd3y5c55ztbzm8yhhMailing List, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2026/05/24/10Mailing List, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.