GitHub Advisoryadvisory · PyPI

GHSA-rv5f-ccpm-xjj4 Apache Airflow AWS Auth Manager has Host Header Injection Leading to SAML Authentication Bypass

MEDIUM Published 2026-03-09 Modified 2026-03-10 Official page ↗
Aliases
CVE-2026-25604
Ecosystem
PyPI
Packages
apache-airflow-providers-amazon
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Weaknesses
CWE-346
Reviewed
2026-03-10

Affected packages

• PyPI apache-airflow-providers-amazon: < 9.22.0 → fixed in 9.22.0

Description

In AWS Auth manager, the origin of the SAML authentication has been used as provided by the client and not verified against the actual instance URL.  This allowed to gain access to different instances with potentially different access controls by reusing SAML response from other instances. You should upgrade to 9.22.0 version of provider if you use AWS Auth Manager.

Related

Alias · CVE (1)

  • CVE-2026-25604 In AWS Auth manager, the origin of the SAML authentication has been used as provided by the client and not verified against the actual… vulnerability

Weakness · CWE (1)

  • CWE-346 Origin Validation Error weakness

References