Description
An unprivileged application can bypass the `android.car.permission.CAR_DISPLAY_IN_CLUSTER` permission by registering an activity with the `android.car.cluster.NAVIGATION` category and requesting navigation app focus. The privileged `ClusterHomeSample` application, acting as a confused deputy, resolves and launches this arbitrary third-party activity on the safety-critical instrument cluster display without enforcing the necessary permission check, allowing for persistent display of potentially misleading or distracting content.
Published: 2026-11-02
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 03 Nov 2026 20:00:00 +0000

Type Values Removed Values Added
Title Cluster Display Permission Bypass in Android Car Systems

Tue, 03 Nov 2026 18:30:00 +0000

Type Values Removed Values Added
Title Android Car Cluster Display Permission Bypass
Weaknesses CWE-269
CWE-636

Tue, 03 Nov 2026 16:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-441
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 02 Nov 2026 22:00:00 +0000

Type Values Removed Values Added
Title Android Car Cluster Display Permission Bypass
First Time appeared Google
Google android
Weaknesses CWE-269
CWE-636
Vendors & Products Google
Google android

Mon, 02 Nov 2026 20:30:00 +0000

Type Values Removed Values Added
Description An unprivileged application can bypass the `android.car.permission.CAR_DISPLAY_IN_CLUSTER` permission by registering an activity with the `android.car.cluster.NAVIGATION` category and requesting navigation app focus. The privileged `ClusterHomeSample` application, acting as a confused deputy, resolves and launches this arbitrary third-party activity on the safety-critical instrument cluster display without enforcing the necessary permission check, allowing for persistent display of potentially misleading or distracting content.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: google_android

Published:

Updated: 2026-11-03T15:23:50.715Z

Reserved: 2026-06-02T14:40:11.937Z

Link: CVE-2026-49906

cve-icon Vulnrichment

Updated: 2026-11-03T15:23:47.511Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-02T21:17:31.703

Modified: 2026-11-03T16:17:31.940

Link: CVE-2026-49906

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-03T19:45:14Z

Weaknesses
  • CWE-441

    Unintended Proxy or Intermediary ('Confused Deputy')