{"affected":[{"affectedData":[{"defaultStatus":"unaffected","product":"Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns","vendor":"wpdevteam","versions":[{"lessThanOrEqual":"4.0.6","status":"affected","version":"0","versionType":"semver"}]}],"source":"security@wordfence.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:wpdeveloper:essential_blocks:*:*:*:*:*:wordpress:*:*","matchCriteriaId":"4070A2EB-50FC-4519-BD3E-A09DA3059E27","versionEndIncluding":"4.0.6","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"The Essential Blocks plugin for WordPress is vulnerable to unauthorized use of functionality due to a missing capability check on the save function in versions up to, and including, 4.0.6. This makes it possible for subscriber-level attackers to save plugin settings. While a nonce check is present, it is only executed when a nonce is provided. Not providing a nonce results in the nonce verification to be skipped. There is no capability check."}],"id":"CVE-2023-2083","lastModified":"2026-06-17T05:51:21.703","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":"Secondary"},{"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":"nvd@nist.gov","type":"Primary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2023-2083","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2024-12-03T16:36:56.775822Z","version":"2.0.3"}}]},"published":"2023-06-09T06:16:02.497","references":[{"source":"security@wordfence.com","tags":["Patch"],"url":"https://plugins.trac.wordpress.org/browser/essential-blocks/tags/4.0.6/includes/Admin/Admin.php"},{"source":"security@wordfence.com","tags":["Patch"],"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2900595%40essential-blocks%2Ftrunk&old=2900029%40essential-blocks%2Ftrunk&sfp_email=&sfph_mail=#file2"},{"source":"security@wordfence.com","tags":["Third Party Advisory"],"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/f8bf0933-1c97-4374-b323-c55b91fe4d27?source=cve"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"],"url":"https://plugins.trac.wordpress.org/browser/essential-blocks/tags/4.0.6/includes/Admin/Admin.php"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"],"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2900595%40essential-blocks%2Ftrunk&old=2900029%40essential-blocks%2Ftrunk&sfp_email=&sfph_mail=#file2"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/f8bf0933-1c97-4374-b323-c55b91fe4d27?source=cve"}],"sourceIdentifier":"security@wordfence.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-862"}],"source":"security@wordfence.com","type":"Secondary"}]}