{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-3253", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2026-02-26T11:29:13.850Z", "datePublished": "2026-09-24T11:31:08.940Z", "dateUpdated": "2026-09-24T11:31:08.940Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-09-24T11:31:08.940Z"}, "affected": [{"vendor": "mailerlite", "product": "MailerLite \u2013 Signup forms (official)", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "1.7.21", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The MailerLite \u2013 Signup forms (official) plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the forms() method of the AdminController class in all versions up to, and including, 1.7.21. This makes it possible for authenticated attackers, with Contributor-level access and above, to create or delete arbitrary signup forms."}], "title": "MailerLite \u2013 Signup forms (official) <= 1.7.21 - Missing Authorization to Authenticated (Contributor+) Form Creation and Deletion", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/1d845767-1e5f-43f0-9fc6-a897c2d5c3dd?source=cve"}, {"url": "https://plugins.trac.wordpress.org/changeset/3505999/"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-862 Missing Authorization", "cweId": "CWE-862", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM"}}], "credits": [{"lang": "en", "type": "finder", "value": "Tarc\u00edsio Luchesi De Almeida Silva (Poystick)"}], "timeline": [{"time": "2026-02-07T00:00:00.000Z", "lang": "en", "value": "Discovered"}, {"time": "2026-02-26T11:45:33.000Z", "lang": "en", "value": "Vendor Notified"}, {"time": "2026-09-23T21:46:24.000Z", "lang": "en", "value": "Disclosed"}]}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "MailerLite \u2013 Signup forms (official)", "vendor": "mailerlite", "versions": [{"lessThanOrEqual": "1.7.21", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@wordfence.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The MailerLite \u2013 Signup forms (official) plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the forms() method of the AdminController class in all versions up to, and including, 1.7.21. This makes it possible for authenticated attackers, with Contributor-level access and above, to create or delete arbitrary signup forms."}], "id": "CVE-2026-3253", "lastModified": "2026-09-24T12:17:12.160", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "security@wordfence.com", "type": "Primary"}]}, "published": "2026-09-24T12:17:12.160", "references": [{"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/changeset/3505999/"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/1d845767-1e5f-43f0-9fc6-a897c2d5c3dd?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "security@wordfence.com", "type": "Primary"}]}

{}

{"created": "2026-09-24T12:30:18.483435+00:00", "updated": "2026-09-24T12:30:18.483441+00:00", "vendors": []}