{"id":"CVE-2026-89289","aliases":["EUVD-2026-92967","GHSA-r2m9-vxc3-w8ph"],"status":"published","title":"Fast Courier \u003c= 5.2.3 - Unauthenticated Order Fulfillment Update via order-status-update REST Endpoint","description":"The Fast Courier  WordPress plugin through 5.2.3 does not restrict an unauthenticated REST route that writes order fulfillment data, allowing unauthenticated attackers to overwrite the courier status and customer-facing tracking details of any WooCommerce order by supplying its id.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00182,"percentile":0.07832,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-10-06T06:00:21Z","modified":"2026-10-06T15:18:12Z","products":[{"vendor":"unknown","product":"fast courier"}],"references":[{"url":"https://wpscan.com/vulnerability/716b6d58-a816-43f2-8a1a-b9fe4f2f9d1d/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89289"},{"url":"https://wpscan.com/vulnerability/716b6d58-a816-43f2-8a1a-b9fe4f2f9d1d"},{"url":"https://github.com/advisories/GHSA-r2m9-vxc3-w8ph"}],"sources":{"cve":[{"id":"CVE-2026-89289","title":"Fast Courier \u003c= 5.2.3 - Unauthenticated Order Fulfillment Update via order-status-update REST Endpoint","description":"The Fast Courier  WordPress plugin through 5.2.3 does not restrict an unauthenticated REST route that writes order fulfillment data, allowing unauthenticated attackers to overwrite the courier status and customer-facing tracking details of any WooCommerce order by supplying its id.","status":"published","published":"2026-10-06T06:00:21.148Z","modified":"2026-10-06T10:41:53.885Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:19:55.526923Z"}],"euvd":[{"id":"EUVD-2026-92967","description":"The Fast Courier  WordPress plugin through 5.2.3 does not restrict an unauthenticated REST route that writes order fulfillment data, allowing unauthenticated attackers to overwrite the courier status and customer-facing tracking details of any WooCommerce order by supplying its id.","status":"published","published":"2026-10-06T06:00:21Z","modified":"2026-10-06T10:41:53Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T17:27:37.923108Z"}],"ghsa":[{"id":"GHSA-r2m9-vxc3-w8ph","title":"The Fast Courier  WordPress plugin through 5.2.3 does not restrict an unauthenticated REST route...","description":"The Fast Courier  WordPress plugin through 5.2.3 does not restrict an unauthenticated REST route that writes order fulfillment data, allowing unauthenticated attackers to overwrite the courier status and customer-facing tracking details of any WooCommerce order by supplying its id.","status":"published","published":"2026-10-06T09:31:23Z","modified":"2026-10-06T12:30:26Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:12:50.930323Z"}],"nvd":[{"id":"CVE-2026-89289","description":"The Fast Courier  WordPress plugin through 5.2.3 does not restrict an unauthenticated REST route that writes order fulfillment data, allowing unauthenticated attackers to overwrite the courier status and customer-facing tracking details of any WooCommerce order by supplying its id.","status":"published","published":"2026-10-06T07:16:59.737Z","modified":"2026-10-06T15:18:12.17Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:12:54.129949Z"}]}}