{"schema":"threatline.record/2","record":{"id":"CVE-2026-89411","aliases":[],"summary":"Paymattic < 4.6.26 - Unauthenticated Payment Bypass via Unbound Stripe PaymentIntent","details":"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.","categories":["Unclassified"],"product":"Paymattic","vendor":"Unknown","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-89411","source_modified_at":"2026-09-28T15:32:11.245Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"Paymattic","vendor":"Unknown","versions":[{"status":"affected","versionType":"semver","version":"4.6.20","lessThan":"4.6.26"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-89411","source_modified_at":"2026-09-28T15:32:11.245Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"Paymattic","ecosystem":null},"version":"4.6.26","basis":"first unaffected version stated in the CVE record"}],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00114,"percentile":0.01429,"score_date":"2026-10-23"},"published_at":"2026-09-28T06:19:21.817Z","modified_at":"2026-09-28T15:32:11.245Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-89411","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-09-28T15:32:11.245Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-89411","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/240a0440-7892-4c03-b282-2fdb6f086bb6/","tags":["exploit","vdb-entry","technical-description"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"yes","technical_impact":"partial","assessed_at":"2026-09-28T15:31:27.942561Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-09-28T15:32:11.245Z","content_hash":"f68d2032c143fca1496a62b5d0e0e733f9690d09d31f6bc15716d742be2a90ab"}}