CVE-2026-46745: CWE-90: (LDAP Injection) in Apache Software Foundation Apache Airflow FAB provider
Apache Airflow FAB Auth Manager has an LDAP injection vulnerability (CWE-90) that allows unauthenticated attackers to exfiltrate directory data or bypass authentication. This affects versions prior to 3.6.4 of the apache-airflow-providers-fab package. The vulnerability has a medium severity with a CVSS score of 5.3. Users are advised to upgrade to version 3.6.4 or later. If upgrading immediately is not possible, disabling LDAP authentication is recommended until the provider is updated.
AI Analysis
Technical Summary
CVE-2026-46745 is an LDAP injection vulnerability in the Apache Airflow FAB provider's authentication manager. It allows unauthenticated attackers to manipulate LDAP filters, potentially leading to unauthorized data disclosure or authentication bypass. The issue affects apache-airflow-providers-fab versions before 3.6.4. The vulnerability is identified as CWE-90 and has a CVSS v3.1 base score of 5.3, indicating medium severity. No known exploits in the wild have been reported. The vendor recommends upgrading to version 3.6.4 or later or disabling LDAP authentication as a temporary mitigation.
Potential Impact
An unauthenticated attacker can exploit the LDAP injection vulnerability to exfiltrate directory data or bypass authentication controls in Apache Airflow FAB provider versions prior to 3.6.4. This could lead to unauthorized access to sensitive information or systems relying on LDAP authentication.
Mitigation Recommendations
Upgrade apache-airflow-providers-fab to version 3.6.4 or later, where the vulnerability is fixed. If an immediate upgrade is not feasible, disable LDAP authentication until the provider can be updated to prevent exploitation.
CVE-2026-46745: CWE-90: (LDAP Injection) in Apache Software Foundation Apache Airflow FAB provider
Description
Apache Airflow FAB Auth Manager has an LDAP injection vulnerability (CWE-90) that allows unauthenticated attackers to exfiltrate directory data or bypass authentication. This affects versions prior to 3.6.4 of the apache-airflow-providers-fab package. The vulnerability has a medium severity with a CVSS score of 5.3. Users are advised to upgrade to version 3.6.4 or later. If upgrading immediately is not possible, disabling LDAP authentication is recommended until the provider is updated.
CVSS v3.1
Score 5.3medium
Affected software
pkg:pypi/apache-airflow-providers-fabRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-46745 is an LDAP injection vulnerability in the Apache Airflow FAB provider's authentication manager. It allows unauthenticated attackers to manipulate LDAP filters, potentially leading to unauthorized data disclosure or authentication bypass. The issue affects apache-airflow-providers-fab versions before 3.6.4. The vulnerability is identified as CWE-90 and has a CVSS v3.1 base score of 5.3, indicating medium severity. No known exploits in the wild have been reported. The vendor recommends upgrading to version 3.6.4 or later or disabling LDAP authentication as a temporary mitigation.
Potential Impact
An unauthenticated attacker can exploit the LDAP injection vulnerability to exfiltrate directory data or bypass authentication controls in Apache Airflow FAB provider versions prior to 3.6.4. This could lead to unauthorized access to sensitive information or systems relying on LDAP authentication.
Mitigation Recommendations
Upgrade apache-airflow-providers-fab to version 3.6.4 or later, where the vulnerability is fixed. If an immediate upgrade is not feasible, disable LDAP authentication until the provider can be updated to prevent exploitation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-05-18T09:26:04.993Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a142e12a5ae1af1aa911933
Added to database: 05/25/2026, 11:10:10 UTC
Last enriched: 06/30/2026, 23:55:13 UTC
Last updated: 07/31/2026, 19:22:59 UTC
Views: 69
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