{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-12T08:20:37.874","vulnerabilities":[{"cve":{"id":"CVE-2021-39341","sourceIdentifier":"security@wordfence.com","published":"2021-11-01T21:15:07.863","lastModified":"2024-11-21T06:19:16.893","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"The OptinMonster WordPress plugin is vulnerable to sensitive information disclosure and unauthorized setting updates due to insufficient authorization validation via the logged_in_or_has_api_key function in the ~/OMAPI/RestApi.php file that can used to exploit inject malicious web scripts on sites with the plugin installed. This affects versions up to, and including, 2.6.4."},{"lang":"es","value":"El plugin OptinMonster de WordPress es vulnerable a una divulgación de información confidencial y a la actualización no autorizada de la configuración debido a una comprobación insuficiente de la autorización por medio de la función logged_in_or_has_api_key en el archivo ~/OMAPI/RestApi.php que puede ser usada para explotar una inyección de scripts web maliciosos en los sitios con el plugin instalado. Esto afecta a las versiones hasta 2.6.4 incluyéndola"}],"metrics":{"cvssMetricV31":[{"source":"security@wordfence.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","baseScore":8.2,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":4.2}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:N","baseScore":6.4,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":4.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"security@wordfence.com","type":"Secondary","description":[{"lang":"en","value":"CWE-285"},{"lang":"en","value":"CWE-319"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-863"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:optinmonster:optinmonster:*:*:*:*:*:wordpress:*:*","versionEndIncluding":"2.6.4","matchCriteriaId":"B0852EB8-25C8-4C14-9813-CAAE64176994"}]}]}],"references":[{"url":"https://plugins.trac.wordpress.org/browser/optinmonster/trunk/OMAPI/RestApi.php?rev=2606519#L1460","source":"security@wordfence.com","tags":["Third Party Advisory"]},{"url":"https://wordfence.com/vulnerability-advisories/#CVE-2021-39341","source":"security@wordfence.com","tags":["Third Party Advisory"]},{"url":"https://www.wordfence.com/blog/2021/10/1000000-sites-affected-by-optinmonster-vulnerabilities/","source":"security@wordfence.com","tags":["Exploit","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/browser/optinmonster/trunk/OMAPI/RestApi.php?rev=2606519#L1460","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://wordfence.com/vulnerability-advisories/#CVE-2021-39341","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://www.wordfence.com/blog/2021/10/1000000-sites-affected-by-optinmonster-vulnerabilities/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]}]}}]}