{"affected":[{"affectedData":[{"defaultStatus":"unaffected","product":"WP Quick FrontEnd Editor – WordPress Plugin","vendor":"labibahmed42","versions":[{"lessThanOrEqual":"5.5","status":"affected","version":"0","versionType":"semver"}]}],"source":"security@wordfence.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:webdevocean:wp_quick_frontend_editor:*:*:*:*:*:wordpress:*:*","matchCriteriaId":"E76D1951-AE12-4213-973A-F50E270DB47D","versionEndIncluding":"5.5","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"The WP Quick FrontEnd Editor plugin for WordPress is vulnerable to Reflected Cross-Site Scripting in versions up to, and including, 5.5 due to insufficient input sanitization and output escaping on the 'save_content_front' function that uses print_r on the user-supplied $_REQUEST values . This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link."}],"id":"CVE-2021-4363","lastModified":"2026-06-17T04:19:34.883","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"exploitabilityScore":2.8,"impactScore":2.7,"source":"security@wordfence.com","type":"Secondary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"exploitabilityScore":2.8,"impactScore":2.7,"source":"nvd@nist.gov","type":"Primary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2021-4363","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2024-12-20T23:28:33.325847Z","version":"2.0.3"}}]},"published":"2023-06-07T02:15:14.483","references":[{"source":"security@wordfence.com","tags":["Exploit"],"url":"https://blog.nintechnet.com/multiple-vulnerabilities-in-wordpress-wp-quick-frontend-editor-plugin-unpatched/"},{"source":"security@wordfence.com","tags":["Product"],"url":"https://wordpress.org/plugins/wp-quick-front-end-editor/#developers"},{"source":"security@wordfence.com","tags":["Third Party Advisory"],"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/7ce8ae7d-c2a5-4da3-8bdd-20dfdb5ce700?source=cve"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit"],"url":"https://blog.nintechnet.com/multiple-vulnerabilities-in-wordpress-wp-quick-frontend-editor-plugin-unpatched/"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Product"],"url":"https://wordpress.org/plugins/wp-quick-front-end-editor/#developers"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/7ce8ae7d-c2a5-4da3-8bdd-20dfdb5ce700?source=cve"}],"sourceIdentifier":"security@wordfence.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-79"}],"source":"security@wordfence.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-79"}],"source":"nvd@nist.gov","type":"Secondary"}]}