{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-57621: WordPress Booktics plugin <= 1.0.21 - PHP Object Injection vulnerability","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-57621","status":"final","version":"1","initial_release_date":"2026-07-02T11:15:24.897Z","current_release_date":"2026-07-02T12:42:35.622Z","revision_history":[{"date":"2026-07-02T11:15:24.897Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"Unauthenticated PHP Object Injection in Booktics <= 1.0.21 versions.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-57621 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-57621"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-57621"},{"category":"external","summary":"patchstack.com","url":"https://patchstack.com/database/wordpress/plugin/booktics/vulnerability/wordpress-booktics-plugin-1-0-21-php-object-injection-vulnerability?_s_id=cve"}]},"product_tree":{"branches":[{"category":"vendor","name":"Arraytics","branches":[{"category":"product_name","name":"Booktics","branches":[{"category":"product_version_range","name":">=n/a <=1.0.21","product":{"name":"Arraytics Booktics >=n/a <=1.0.21","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:arraytics:booktics:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-57621","title":"WordPress Booktics plugin <= 1.0.21 - PHP Object Injection vulnerability","notes":[{"category":"description","text":"Unauthenticated PHP Object Injection in Booktics <= 1.0.21 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:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL"},"products":["CSAFPID-1"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1"]}]}]}