CVE-2026-73666

HIGH 8.2

OpenChoreo: Unauthenticated Backstage developer-portal API exposes OpenChoreo catalog data, scaffolder logs, and allows unauthenticated catalog write/delete

CVSS Score

8.2

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-306
Vendor	openchoreo
Product	backstage-plugins
Published	Aug 13, 2026
Last Updated	Aug 13, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

None

Affected Versions

openchoreo / backstage-plugins

< 1.0.4 >= 1.1.0, < 1.1.4 >= 1.2.0-rc.1, < 1.2.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗