{"id":"CVE-2026-73666","aliases":["EUVD-2026-58543","GHSA-v7qx-mqhq-grvh"],"status":"published","title":"OpenChoreo: Unauthenticated Backstage developer-portal API exposes OpenChoreo catalog data, scaffolder logs, and allows unauthenticated catalog write/delete","description":"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.","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00675,"percentile":0.5245,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2026-08-13T21:40:13Z","modified":"2026-10-28T02:30:41Z","products":[{"vendor":"openchoreo","product":"backstage-plugins"}],"references":[{"url":"https://github.com/openchoreo/openchoreo/security/advisories/GHSA-v7qx-mqhq-grvh","tags":["x_refsource_CONFIRM","advisory"]},{"url":"https://github.com/openchoreo/backstage-plugins/pull/709","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/openchoreo/backstage-plugins/pull/712","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/openchoreo/backstage-plugins/pull/713","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/openchoreo/backstage-plugins/pull/716","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/openchoreo/backstage-plugins/commit/114a215689924b917da5fd28c56e679aaccaef07","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/openchoreo/backstage-plugins/commit/dfa3fc8bd1ffef1346442c891e3e3dd54bc26501","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/openchoreo/backstage-plugins/commit/f6df89c15834506902b2f706a9e8fbe1f6ef1474","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/openchoreo/backstage-plugins/commit/fdaceeb737938e830c48a150d5bec24f5f487e52","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/openchoreo/backstage-plugins/releases/tag/v1.0.4","tags":["x_refsource_MISC","web"]},{"url":"https://github.com/openchoreo/backstage-plugins/releases/tag/v1.1.4","tags":["x_refsource_MISC","web"]},{"url":"https://github.com/openchoreo/backstage-plugins/releases/tag/v1.2.1","tags":["x_refsource_MISC","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73666.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73666","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-73666","title":"OpenChoreo: Unauthenticated Backstage developer-portal API exposes OpenChoreo catalog data, scaffolder logs, and allows unauthenticated catalog write/delete","description":"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.","status":"published","published":"2026-08-13T21:40:13.597Z","modified":"2026-08-14T18:06:57.292Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T13:43:33.766176Z"}],"euvd":[{"id":"EUVD-2026-58543","description":"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.","status":"published","published":"2026-08-13T21:40:13Z","modified":"2026-08-14T18:06:57Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"high"}],"updated_at":"2026-11-02T18:01:53.90055Z"}],"nvd":[{"id":"CVE-2026-73666","description":"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.","status":"published","published":"2026-08-13T22:17:28.393Z","modified":"2026-09-08T20:56:50.52Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:12:37.557758Z"}],"osv":[{"id":"CVE-2026-73666","title":"OpenChoreo: Unauthenticated Backstage developer-portal API exposes OpenChoreo catalog data, scaffolder logs, and allows unauthenticated catalog write/delete","description":"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.","status":"published","published":"2026-08-13T21:40:13.597Z","modified":"2026-10-28T02:30:41.10244098Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","level":"high"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:45:16.365946Z"}]}}