CVE-2026-46745

Name: CVE-2026-46745
Creator: NVD / NIST
Published: 2026-05-25T11:16:18.407+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.57%

Last modified Jun 17, 2026

CVE-2026-46745 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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. EPSS estimates a 0.57% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS Probability

0.57%

43.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-90

Affected Software

Vendor	Product	Versions
Apache	Apache-Airflow-Providers-Fab	< 3.6.4

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

Timeline

Published: May 25, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-46745?

How severe is CVE-2026-46745?

CVE-2026-46745 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.57% probability of exploitation in the next 30 days.

How do I fix CVE-2026-46745?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-46745?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST