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

Q: What is the severity of CVE-2026-46745?

CVE-2026-46745 has a risk score of 28, indicating a significant vulnerability in Apache Airflow's FAB Auth Manager.

Q: How do I fix CVE-2026-46745?

To mitigate CVE-2026-46745, upgrade to apache-airflow-providers-fab version 3.6.4 or later.

Q: What types of attacks does CVE-2026-46745 allow?

CVE-2026-46745 allows unauthenticated attackers to exfiltrate directory data or potentially bypass authentication.

Q: Which component of Apache Airflow is affected by CVE-2026-46745?

CVE-2026-46745 affects the FAB Auth Manager component of Apache Airflow.

Q: What should I do if an immediate upgrade is not possible for CVE-2026-46745?

If an immediate upgrade is not feasible, disable LDAP authentication in the affected system.

Published May 24, 2026

Updated

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 Software

1 affected component

pypi/apache-airflow-providers-fab<3.6.4

Event History

May 25, 2026

CVE Published

via MITRE·10:41 AM

Data Sourced

via MITRE·10:41 AM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2026-46745?

CVE-2026-46745 has a risk score of 28, indicating a significant vulnerability in Apache Airflow's FAB Auth Manager.

How do I fix CVE-2026-46745?

To mitigate CVE-2026-46745, upgrade to apache-airflow-providers-fab version 3.6.4 or later.

What types of attacks does CVE-2026-46745 allow?

CVE-2026-46745 allows unauthenticated attackers to exfiltrate directory data or potentially bypass authentication.

Which component of Apache Airflow is affected by CVE-2026-46745?

CVE-2026-46745 affects the FAB Auth Manager component of Apache Airflow.

What should I do if an immediate upgrade is not possible for CVE-2026-46745?

If an immediate upgrade is not feasible, disable LDAP authentication in the affected system.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.

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

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

Affected Software

Event History

Don't miss critical vulnerabilities

Frequently Asked Questions

What is the severity of CVE-2026-46745?

How do I fix CVE-2026-46745?

What types of attacks does CVE-2026-46745 allow?

Which component of Apache Airflow is affected by CVE-2026-46745?

What should I do if an immediate upgrade is not possible for CVE-2026-46745?

Company

Resources

Contact

Frequently Asked Questions

What is the severity of CVE-2026-46745?

How do I fix CVE-2026-46745?

What types of attacks does CVE-2026-46745 allow?

Which component of Apache Airflow is affected by CVE-2026-46745?

What should I do if an immediate upgrade is not possible for CVE-2026-46745?