{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-1782","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","state":"PUBLISHED","assignerShortName":"Wordfence","dateReserved":"2026-02-02T21:00:18.963Z","datePublished":"2026-04-15T08:28:16.406Z","dateUpdated":"2026-04-15T18:07:59.020Z"},"containers":{"cna":{"providerMetadata":{"orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","shortName":"Wordfence","dateUpdated":"2026-04-15T08:28:16.406Z"},"affected":[{"vendor":"Wpmet","product":"MetForm Pro","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.9.7","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"The MetForm Pro plugin for WordPress is vulnerable to Improper Input Validation  in all versions up to, and including, 3.9.7 This is due to the payment integrations (Stripe/PayPal) trusting a user-submitted calculation field value without recomputing or validating it against the configured form price. This makes it possible for unauthenticated attackers to manipulate the payment amount via the 'mf-calculation' field in the form submission REST request granted there exists a specific form with this particular configuration."}],"title":"MetForm Pro <= 3.9.7 - Unauthenticated Payment Amount Manipulation via 'mf-calculation'","references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/a49dd64b-6ae8-49ed-9e8a-e5b73c2acf4b?source=cve"},{"url":"https://wpmet.com/plugin/metform/"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-20 Improper Input Validation","cweId":"CWE-20","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","baseScore":5.3,"baseSeverity":"MEDIUM"}}],"credits":[{"lang":"en","type":"finder","value":"andrea bocchetti"}],"timeline":[{"time":"2026-02-12T20:11:36.000Z","lang":"en","value":"Vendor Notified"},{"time":"2026-04-14T19:59:33.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-15T18:07:49.078963Z","id":"CVE-2026-1782","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-15T18:07:59.020Z"}}]}}