{"id":"CVE-2026-18021","state":"PUBLISHED","title":"Beaver Builder Page Builder <= 2.10.3.1 - Unauthenticated Arbitrary Shortcode Execution","description":"The The Beaver Builder Page Builder – Drag and Drop Website Builder plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.10.3.1. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.","publishedAt":"2026-09-08T11:30:00.546Z","updatedAt":"2026-09-08T16:54:04.470Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","source":"Wordfence"},"assigner":"Wordfence","products":["beaverbuilder Beaver Builder Page Builder – Drag and Drop Website Builder"],"affected":[{"vendor":"beaverbuilder","product":"Beaver Builder Page Builder – Drag and Drop Website Builder","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.10.3.1","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/95f2af83-2667-49e1-8890-99559cd90ec4?source=cve","https://plugins.trac.wordpress.org/browser/beaver-builder-lite-version/trunk/classes/class-fl-builder.php#L2018","https://plugins.trac.wordpress.org/changeset/3645247/beaver-builder-lite-version/tags/2.10.3.2"],"weaknesses":["CWE-94"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/18xxx/CVE-2026-18021.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-18021","state":"PUBLISHED","datePublished":"2026-09-08T11:30:00.546Z","dateUpdated":"2026-09-08T16:54:04.470Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2026-07-28T00:17:08.165Z"},"containers":{"cna":{"title":"Beaver Builder Page Builder <= 2.10.3.1 - Unauthenticated Arbitrary Shortcode Execution","descriptions":[{"lang":"en","value":"The The Beaver Builder Page Builder – Drag and Drop Website Builder plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.10.3.1. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes."}],"affected":[{"vendor":"beaverbuilder","product":"Beaver Builder Page Builder – Drag and Drop Website Builder","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.10.3.1","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/95f2af83-2667-49e1-8890-99559cd90ec4?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/beaver-builder-lite-version/trunk/classes/class-fl-builder.php#L2018"},{"url":"https://plugins.trac.wordpress.org/changeset/3645247/beaver-builder-lite-version/tags/2.10.3.2"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","baseScore":6.5,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-94","lang":"en","description":"CWE-94 Improper Control of Generation of Code ('Code Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"Wordfence","orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateUpdated":"2026-09-08T11:30:00.546Z"},"credits":[{"lang":"en","type":"finder","value":"Kishan Vyas"}],"timeline":[{"time":"2026-07-28T00:32:22.000Z","lang":"en","value":"Vendor Notified"},{"time":"2026-09-07T00:00:00.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-08T16:50:14.729928Z","id":"CVE-2026-18021","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-08T16:54:04.470Z"}}]}}}