Description
Capgo fails to clean up channel permission overrides when a user's last organization role binding is deleted, leaving stale overrides active. Attackers can retain channel-specific permissions after their base RBAC access has been revoked to perform unauthorized actions like changing production OTA versions.
Published: 2026-09-10
Score: 9.3 Critical
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

Fri, 18 Sep 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Sun, 13 Sep 2026 19:45:00 +0000

Type Values Removed Values Added
First Time appeared Cap-go
Cap-go cap-go
Vendors & Products Cap-go
Cap-go cap-go

Thu, 10 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
Description Capgo fails to clean up channel permission overrides when a user's last organization role binding is deleted, leaving stale overrides active. Attackers can retain channel-specific permissions after their base RBAC access has been revoked to perform unauthorized actions like changing production OTA versions.
Title Capgo Authorization Bypass via Stale Channel Permission Overrides
Weaknesses CWE-863
References
Metrics cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-18T17:23:08.364Z

Reserved: 2026-09-10T11:23:56.026Z

Link: CVE-2026-88860

cve-icon Vulnrichment

Updated: 2026-09-18T17:17:34.949Z

cve-icon NVD

Status : Deferred

Published: 2026-09-10T14:17:11.527

Modified: 2026-09-18T18:17:35.817

Link: CVE-2026-88860

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-13T19:30:18Z

Weaknesses