{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-40783: WordPress Blocksy Companion Pro plugin <= 2.1.37 - Remote Code Execution (RCE) vulnerability","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-40783","status":"final","version":"1","initial_release_date":"2026-06-17T09:51:10.414Z","current_release_date":"2026-06-17T12:31:43.137Z","revision_history":[{"date":"2026-06-17T09:51:10.414Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"Contributor Remote Code Execution (RCE) in Blocksy Companion Pro <= 2.1.37 versions.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-40783 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-40783"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-40783"},{"category":"external","summary":"patchstack.com","url":"https://patchstack.com/database/wordpress/plugin/blocksy-companion-pro/vulnerability/wordpress-blocksy-companion-pro-plugin-2-1-37-remote-code-execution-rce-vulnerability?_s_id=cve"}]},"product_tree":{"branches":[{"category":"vendor","name":"Creative Themes","branches":[{"category":"product_name","name":"Blocksy Companion Pro","branches":[{"category":"product_version_range","name":">=n/a <=2.1.37","product":{"name":"Creative Themes Blocksy Companion Pro >=n/a <=2.1.37","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:creative_themes:blocksy_companion_pro:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-40783","title":"WordPress Blocksy Companion Pro plugin <= 2.1.37 - Remote Code Execution (RCE) vulnerability","notes":[{"category":"description","text":"Contributor Remote Code Execution (RCE) in Blocksy Companion Pro <= 2.1.37 versions.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","baseScore":9.9,"baseSeverity":"CRITICAL"},"products":["CSAFPID-1"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1"]}]}]}