CVE-2025-9908: Event-driven-ansible: sensitive internal headers disclosure in aap eda event streams

Severity: medium (CVSS 6.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-27 · updated 2026-06-17
Weakness: CWE-200

Description

A flaw was found in the Red Hat Ansible Automation Platform, Event-Driven Ansible (EDA) Event Streams. This vulnerability allows an authenticated user to gain access to sensitive internal infrastructure headers (such as X-Trusted-Proxy and X-Envoy-*) and event stream URLs via crafted requests and job templates. By exfiltrating these headers, an attacker could spoof trusted requests, escalate privileges, or perform malicious event injection.

Affected products

Red Hat Ansible Automation Platform: before 2.6 — fixed in 2.6
RedHat Ansible Developer: 1.2, 1.3
RedHat Ansible Inside: 1.3, 1.4

How to fix

Upgrade to a fixed version: Red Hat Ansible Automation Platform 2.6. Check the vendor advisory for mitigations.

References

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