{"id":"CVE-2026-84907","aliases":["EUVD-2026-80193","GHSA-8p9w-4xhq-w374"],"status":"published","title":"Eventin \u003c 4.1.24 - Unauthenticated Order and Attendee Status Reset via Payment REST Endpoint","description":"The Eventin  WordPress plugin before 4.1.24 does not properly authorise order finalisation when its offline (local) payment method is enabled, relying on a nonce that is exposed to unauthenticated visitors and never checking that the caller owns the order, allowing unauthenticated attackers to reset any existing order and its attendees to a pending state and thereby invalidate paid tickets.","severity":{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00249,"percentile":0.16357,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-09-16T06:00:13Z","modified":"2026-09-17T15:32:04Z","products":[{"vendor":"arraytics","product":"eventin"},{"vendor":"unknown","product":"eventin"}],"references":[{"url":"https://wpscan.com/vulnerability/5ac3b3af-eee7-4cf1-a16a-6d0095306bb7/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-84907"},{"url":"https://wpscan.com/vulnerability/5ac3b3af-eee7-4cf1-a16a-6d0095306bb7"},{"url":"https://github.com/advisories/GHSA-8p9w-4xhq-w374"}],"sources":{"cve":[{"id":"CVE-2026-84907","title":"Eventin \u003c 4.1.24 - Unauthenticated Order and Attendee Status Reset via Payment REST Endpoint","description":"The Eventin  WordPress plugin before 4.1.24 does not properly authorise order finalisation when its offline (local) payment method is enabled, relying on a nonce that is exposed to unauthenticated visitors and never checking that the caller owns the order, allowing unauthenticated attackers to reset any existing order and its attendees to a pending state and thereby invalidate paid tickets.","status":"published","published":"2026-09-16T06:00:13.789Z","modified":"2026-09-17T12:37:06.637Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"adp"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:20:08.391556Z"}],"euvd":[{"id":"EUVD-2026-80193","description":"The Eventin  WordPress plugin before 4.1.24 does not properly authorise order finalisation when its offline (local) payment method is enabled, relying on a nonce that is exposed to unauthenticated visitors and never checking that the caller owns the order, allowing unauthenticated attackers to reset any existing order and its attendees to a pending state and thereby invalidate paid tickets.","status":"published","published":"2026-09-16T06:00:13Z","modified":"2026-09-17T12:37:06Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"low"}],"updated_at":"2026-11-02T17:28:13.171257Z"}],"ghsa":[{"id":"GHSA-8p9w-4xhq-w374","title":"The Eventin  WordPress plugin before 4.1.24 does not properly authorise order finalisation when...","description":"The Eventin  WordPress plugin before 4.1.24 does not properly authorise order finalisation when its offline (local) payment method is enabled, relying on a nonce that is exposed to unauthenticated visitors and never checking that the caller owns the order, allowing unauthenticated attackers to reset any existing order and its attendees to a pending state and thereby invalidate paid tickets.","status":"published","published":"2026-09-16T06:31:35Z","modified":"2026-09-17T15:32:04Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:12:04.687174Z"}],"nvd":[{"id":"CVE-2026-84907","description":"The Eventin  WordPress plugin before 4.1.24 does not properly authorise order finalisation when its offline (local) payment method is enabled, relying on a nonce that is exposed to unauthenticated visitors and never checking that the caller owns the order, allowing unauthenticated attackers to reset any existing order and its attendees to a pending state and thereby invalidate paid tickets.","status":"published","published":"2026-09-16T06:16:33.85Z","modified":"2026-09-17T13:16:50.16Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:12:48.287983Z"}]}}