Description
A flaw was found in the automation-controller API. The
unauthenticated health-check endpoint /api/v2/ping/
(ApiV2PingView, AllowAny) over-serializes RBAC-gated
automation-mesh data into its anonymous response, exposing the
full instance inventory (node hostnames, node types, UUIDs,
heartbeats, capacities, and exact versions), all instance-group
names and membership, the deployment install UUID, and the
active control node. A remote, unauthenticated attacker can use
this to map the control plane and fingerprint software versions
for targeted attacks. This flaw affects confidentiality only;
it does not expose secrets, credentials, or tenant data.
Published: 2026-09-23
Score: 5.3 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Wed, 23 Sep 2026 19:45:00 +0000

Type Values Removed Values Added
Description A flaw was found in the automation-controller API. The unauthenticated health-check endpoint /api/v2/ping/ (ApiV2PingView, AllowAny) over-serializes RBAC-gated automation-mesh data into its anonymous response, exposing the full instance inventory (node hostnames, node types, UUIDs, heartbeats, capacities, and exact versions), all instance-group names and membership, the deployment install UUID, and the active control node. A remote, unauthenticated attacker can use this to map the control plane and fingerprint software versions for targeted attacks. This flaw affects confidentiality only; it does not expose secrets, credentials, or tenant data.
Title Automation-controller: automation-controller: unauthenticated /api/v2/ping/ discloses automation-mesh instance topology and instance-group membership
First Time appeared Redhat
Redhat ansible Automation Platform
Weaknesses CWE-497
CPEs cpe:/a:redhat:ansible_automation_platform:2
Vendors & Products Redhat
Redhat ansible Automation Platform
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}


Subscriptions

Redhat Ansible Automation Platform
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-09-23T19:40:22.582Z

Reserved: 2026-09-02T00:44:46.968Z

Link: CVE-2026-84712

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-23T20:17:17.817

Modified: 2026-09-23T20:17:17.817

Link: CVE-2026-84712

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-23T20:30:09Z

Weaknesses
  • CWE-497

    Exposure of Sensitive System Information to an Unauthorized Control Sphere