{"id":"CVE-2026-89411","aliases":["EUVD-2026-88101","GHSA-xhxc-69hm-mqvf"],"status":"published","title":"Paymattic \u003c 4.6.26 - Unauthenticated Payment Bypass via Unbound Stripe PaymentIntent","description":"The Paymattic WordPress plugin from 4.6.20 before 4.6.26 does not verify that a confirmed Stripe payment belongs to the order it is applied to, allowing unauthenticated users to mark an arbitrary pending order as paid by confirming a smaller payment of their own against it.","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":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00114,"percentile":0.0152,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-345"],"published":"2026-09-28T06:19:21Z","modified":"2026-09-28T18:31:19Z","products":[{"vendor":"unknown","product":"paymattic"}],"references":[{"url":"https://wpscan.com/vulnerability/240a0440-7892-4c03-b282-2fdb6f086bb6/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89411"},{"url":"https://wpscan.com/vulnerability/240a0440-7892-4c03-b282-2fdb6f086bb6"},{"url":"https://github.com/advisories/GHSA-xhxc-69hm-mqvf"}],"sources":{"cve":[{"id":"CVE-2026-89411","title":"Paymattic \u003c 4.6.26 - Unauthenticated Payment Bypass via Unbound Stripe PaymentIntent","description":"The Paymattic WordPress plugin from 4.6.20 before 4.6.26 does not verify that a confirmed Stripe payment belongs to the order it is applied to, allowing unauthenticated users to mark an arbitrary pending order as paid by confirming a smaller payment of their own against it.","status":"published","published":"2026-09-28T06:19:21.817Z","modified":"2026-09-28T15:32:11.245Z","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":"cna"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:19:55.914391Z"}],"euvd":[{"id":"EUVD-2026-88101","description":"The Paymattic WordPress plugin from 4.6.20 before 4.6.26 does not verify that a confirmed Stripe payment belongs to the order it is applied to, allowing unauthenticated users to mark an arbitrary pending order as paid by confirming a smaller payment of their own against it.","status":"published","published":"2026-09-28T06:19:21Z","modified":"2026-09-28T15:32:11Z","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":"2026-11-02T17:27:53.425914Z"}],"ghsa":[{"id":"GHSA-xhxc-69hm-mqvf","title":"The Paymattic WordPress plugin from 4.6.20 before 4.6.26 does not verify that a confirmed Stripe...","description":"The Paymattic WordPress plugin from 4.6.20 before 4.6.26 does not verify that a confirmed Stripe payment belongs to the order it is applied to, allowing unauthenticated users to mark an arbitrary pending order as paid by confirming a smaller payment of their own against it.","status":"published","published":"2026-09-28T09:30:26Z","modified":"2026-09-28T18:31:19Z","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-345"],"updated_at":"2026-11-02T15:12:32.639211Z"}],"nvd":[{"id":"CVE-2026-89411","description":"The Paymattic WordPress plugin from 4.6.20 before 4.6.26 does not verify that a confirmed Stripe payment belongs to the order it is applied to, allowing unauthenticated users to mark an arbitrary pending order as paid by confirming a smaller payment of their own against it.","status":"published","published":"2026-09-28T07:17:21.387Z","modified":"2026-09-28T16:38:58.95Z","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-345"],"updated_at":"2026-11-02T14:12:52.081323Z"}]}}