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

Quick assessment

Affected
Apache Software Foundation Apache Airflow FAB provider
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apache Airflow是美国阿帕奇（Apache）基金会的一套具有创建、管理和监控工作流程功能的开源平台。该平台具有可扩展和动态监控等特点。 Apache Airflow FAB Auth Manager存在安全漏洞，该漏洞源于LDAP过滤器注入，可能导致未经身份验证的攻击者泄露目录数据或绕过身份验证。

AI Predicted 9.8 Difficulty: Easy EPSS 0.76% · P53

Affected Version Matrix 1

VendorProduct Version RangeStatus
Apache Software Foundation Apache Airflow FAB provider < 3.6.4 affected
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I. Basic Information for CVE-2026-46745

Vulnerability Information
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Vulnerability Title
Apache Airflow FAB provider: LDAP Filter Injection in FAB Auth Manager _search_ldap reachable via /auth/token
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
LDAP查询中使用的特殊元素转义处理不恰当(LDAP注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Airflow 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Airflow是美国阿帕奇（Apache）基金会的一套具有创建、管理和监控工作流程功能的开源平台。该平台具有可扩展和动态监控等特点。 Apache Airflow FAB Auth Manager存在安全漏洞，该漏洞源于LDAP过滤器注入，可能导致未经身份验证的攻击者泄露目录数据或绕过身份验证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apache Software Foundation Apache Airflow FAB provider 0 ~ 3.6.4 -

II. Public POCs for CVE-2026-46745

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III. Intelligence Information for CVE-2026-46745

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Patches & Fixes for CVE-2026-46745 (1)

Mailing List Discussions for CVE-2026-46745 (1)

Same Patch Batch · Apache Software Foundation · 2026-05-25 · 9 CVEs total

CVE-2026-48589 Apache Shiro: Jakarta EE open redirect via untrusted Referer in post-login redirect flow
CVE-2026-44598 Apache Shiro Jakarta EE module: Open redirect and SSRF (requires valid credentials)
CVE-2026-43828 Apache Shiro: Shiro's native session and rememberMe cookies do not have secure flag set by
CVE-2026-43827 Apache Shiro: Session fixation: new session is not created after login by default
CVE-2026-42797 Apache Syncope: JexlContextBuilder Information Disclosure
CVE-2026-42782 Apache Syncope: Post-auth RCE via Groovy static
CVE-2026-45361 Apache Airflow Google provider: SSH host key verification disabled in ComputeEngineSSHHook
CVE-2026-45249 Apache ECharts: XSS in Lines series tooltip rendering

IV. Related Vulnerabilities

Same product: Apache Airflow FAB provider
Same vendor: Apache Software Foundation
Same weakness: CWE-90

V. Comments for CVE-2026-46745

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