{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-29T14:12:27.216","vulnerabilities":[{"cve":{"id":"CVE-2021-4451","sourceIdentifier":"security@wordfence.com","published":"2024-10-16T07:15:11.770","lastModified":"2024-10-30T17:44:27.477","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"The NinjaFirewall plugin for WordPress is vulnerable to Authenticated PHAR Deserialization in versions up to, and including, 4.3.3. This allows authenticated attackers to perform phar deserialization on the server.  This deserialization can allow other plugin or theme exploits if vulnerable software is present (WordPress, and NinjaFirewall)."},{"lang":"es","value":"El complemento NinjaFirewall para WordPress es vulnerable a la deserialización de PHAR autenticada en versiones hasta la 4.3.3 incluida. Esto permite que atacantes autenticados realicen la deserialización de phar en el servidor. Esta deserialización puede permitir que otros complementos o temas exploten su seguridad si existe software vulnerable (WordPress y NinjaFirewall)."}],"metrics":{"cvssMetricV31":[{"source":"security@wordfence.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","baseScore":6.6,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":0.7,"impactScore":5.9},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","baseScore":7.2,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.2,"impactScore":5.9}]},"weaknesses":[{"source":"security@wordfence.com","type":"Secondary","description":[{"lang":"en","value":"CWE-502"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-502"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:nintechnet:ninjafirewall:*:*:*:*:*:wordpress:*:*","versionEndIncluding":"4.3.3","matchCriteriaId":"B40285DA-CA5C-4957-8463-763DE6476032"}]}]}],"references":[{"url":"https://blog.nintechnet.com/security-issue-fixed-in-ninjafirewall-wp-edition/","source":"security@wordfence.com","tags":["Patch"]},{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/1a1fc6c9-50cd-40fd-a777-9eed98aab797?source=cve","source":"security@wordfence.com","tags":["Third Party Advisory"]}]}}]}