CVE-2026-11807: Eda-server: websocket missing authorization allows credential theft via activation_id spoofing

Severity: critical (CVSS 9.6 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-23 · updated 2026-07-16
Weakness: CWE-862

Description

A missing authorization vulnerability was found in the Event-Driven Ansible (EDA) websocket API. The /api/eda/ws/ansible-rulebook endpoint does not verify user permissions when processing Worker messages. Any authenticated user can send a forged message with an arbitrary activation_id to receive plaintext credentials associated with that activation, including OAuth tokens, vault passwords, and SSH keys.

Affected products

Red Hat Ansible Automation Platform 2.5: all versions — fixed in 1781741251
Red Hat Ansible Automation Platform 2.5 for RHEL 8: all versions — fixed in 0:1.1.19-1.el8ap
Red Hat Ansible Automation Platform 2.5 for RHEL 9: all versions — fixed in 0:1.1.19-1.el9ap
Red Hat Ansible Automation Platform 2.6: all versions — fixed in 1781732675
Red Hat Ansible Automation Platform 2.6 for RHEL 9: all versions — fixed in 0:1.2.9-2.el9ap
Red Hat Ansible Automation Platform 2.7: all versions — fixed in 1781730525

How to fix

Upgrade to a fixed version: Red Hat Ansible Automation Platform 2.5 1781741251; Red Hat Ansible Automation Platform 2.5 for RHEL 8 0:1.1.19-1.el8ap; Red Hat Ansible Automation Platform 2.5 for RHEL 9 0:1.1.19-1.el9ap; Red Hat Ansible Automation Platform 2.6 1781732675; Red Hat Ansible Automation Platform 2.6 for RHEL 9 0:1.2.9-2.el9ap; Red Hat Ansible Automation Platform 2.7 1781730525. Check the vendor advisory for mitigations.

References

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