CVE-2026-73666

HIGH CVSS 3.1: 8.2 EPSS 0.48%
Updated Aug 14, 2026
Kubernetes
Parameter Value
CVSS 8.2 (HIGH)
Type CWE-306 (Missing Authentication for Critical Function)
Vendor Kubernetes
Public PoC No

OpenChoreo is a developer platform for Kubernetes. Prior to 1.0.4, 1.1.4, and 1.2.1, the OpenChoreo Backstage backend hardcoded backend.auth.dangerouslyDisableDefaultAuthPolicy and auth.providers.guest.dangerouslyAllowOutsideDevelopment to true, exposing /api/* without authentication and allowing unauthenticated catalog reads, scaffolder log reads, and catalog location creation or deletion. This issue is fixed in versions 1.0.4, 1.1.4, and 1.2.1.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
Low
Partial data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products

openchoreo:openchoreo

References 12

https://github.com/openchoreo/openchoreo/security/advisories/GHSA-v7qx-mqhq-grvh
https://github.com/openchoreo/openchoreo/security/advisories/GHSA-v7qx-mqhq-grvh
https://github.com/openchoreo/backstage-plugins/pull/709
https://github.com/openchoreo/backstage-plugins/pull/709
https://github.com/openchoreo/backstage-plugins/pull/712
https://github.com/openchoreo/backstage-plugins/pull/712
https://github.com/openchoreo/backstage-plugins/pull/713
https://github.com/openchoreo/backstage-plugins/pull/713
https://github.com/openchoreo/backstage-plugins/pull/716
https://github.com/openchoreo/backstage-plugins/pull/716
https://github.com/openchoreo/backstage-plugins/commit/114a215689924b917da5fd28…
https://github.com/openchoreo/backstage-plugins/commit/114a215689924b917da5fd28c56e679aaccaef07
https://github.com/openchoreo/backstage-plugins/commit/dfa3fc8bd1ffef1346442c89…
https://github.com/openchoreo/backstage-plugins/commit/dfa3fc8bd1ffef1346442c891e3e3dd54bc26501
https://github.com/openchoreo/backstage-plugins/commit/f6df89c15834506902b2f706…
https://github.com/openchoreo/backstage-plugins/commit/f6df89c15834506902b2f706a9e8fbe1f6ef1474
https://github.com/openchoreo/backstage-plugins/commit/fdaceeb737938e830c48a150…
https://github.com/openchoreo/backstage-plugins/commit/fdaceeb737938e830c48a150d5bec24f5f487e52
https://github.com/openchoreo/backstage-plugins/releases/tag/v1.0.4
https://github.com/openchoreo/backstage-plugins/releases/tag/v1.0.4
https://github.com/openchoreo/backstage-plugins/releases/tag/v1.1.4
https://github.com/openchoreo/backstage-plugins/releases/tag/v1.1.4
https://github.com/openchoreo/backstage-plugins/releases/tag/v1.2.1
https://github.com/openchoreo/backstage-plugins/releases/tag/v1.2.1