{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-53738: Copy & Delete Posts through 1.5.4 Privilege Escalation via cdp_action_handling Handler","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-53738","status":"final","version":"1","initial_release_date":"2026-06-10T20:39:43.269Z","current_release_date":"2026-06-11T14:17:29.536Z","revision_history":[{"date":"2026-06-10T20:39:43.269Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"Copy & Delete Posts through 1.5.4 lets any plugin-enabled non-admin role invoke every operation in the cdp_action_handling AJAX handler. Attackers with an enabled role can delete posts or overwrite plugin settings via the f parameter, bypassing per-function capability checks.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-53738 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-53738"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-53738"},{"category":"external","summary":"WordPress Plugin Repository","url":"https://wordpress.org/plugins/copy-delete-posts/"},{"category":"external","summary":"VulnCheck Advisory: Copy & Delete Posts through 1.5.4 Privilege Escalation via cdp_action_handling Handler","url":"https://www.vulncheck.com/advisories/copy-delete-posts-through-privilege-escalation-via-cdp-action-handling-handler"}]},"product_tree":{"branches":[{"category":"vendor","name":"Inisev","branches":[{"category":"product_name","name":"Copy & Delete Posts","branches":[{"category":"product_version_range","name":"<=1.5.4","product":{"name":"Inisev Copy & Delete Posts <=1.5.4","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:inisev:copy_\\&_delete_posts:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-53738","title":"Copy & Delete Posts through 1.5.4 Privilege Escalation via cdp_action_handling Handler","notes":[{"category":"description","text":"Copy & Delete Posts through 1.5.4 lets any plugin-enabled non-admin role invoke every operation in the cdp_action_handling AJAX handler. Attackers with an enabled role can delete posts or overwrite plugin settings via the f parameter, bypassing per-function capability checks.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v4":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","baseScore":7.2,"baseSeverity":"HIGH"},"products":["CSAFPID-1"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1"]}]}]}