{"schema":"threatline.record/2","record":{"id":"CVE-2026-89289","aliases":[],"summary":"Fast Courier <= 5.2.3 - Unauthenticated Order Fulfillment Update via order-status-update REST Endpoint","details":"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.","categories":["Unclassified"],"product":"Fast Courier","vendor":"Unknown","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-89289","source_modified_at":"2026-10-06T10:41:53.885Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"Fast Courier","vendor":"Unknown","versions":[{"status":"affected","versionType":"semver","version":"0","lessThanOrEqual":"5.2.3"}],"defaultStatus":"unknown"}],"fixed_versions":[],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00182,"percentile":0.0735,"score_date":"2026-10-23"},"published_at":"2026-10-06T06:00:21.148Z","modified_at":"2026-10-06T10:41:53.885Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-89289","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-10-06T10:41:53.885Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-89289","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://wpscan.com/vulnerability/716b6d58-a816-43f2-8a1a-b9fe4f2f9d1d/","tags":["exploit","vdb-entry","technical-description"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"none","automatable":"yes","technical_impact":"partial","assessed_at":"2026-10-06T10:31:58.417839Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-06T10:41:53.885Z","content_hash":"23f88710a85210e1ecac4bbfbdf84979da2ded08b7af46401345411453446855"}}