{"action":"Upgrade yoast/duplicate-post to 4.6 or later.","affected":[{"fixed":"4.6","introduced":"0"}],"component":"yoast/duplicate-post","cve_ids":["CVE-2026-1217"],"ecosystem":"Packagist","epss":0.00178,"exploited":false,"fixed_versions":["4.6"],"ghsa_id":"GHSA-g9w4-m5fx-x3wv","id":"tcs_01M5KF2JYTR24S3Z9R801E6FD2","modified_at":"2026-03-19T19:56:20.581613Z","published_at":"2026-03-18T12:31:51Z","references":["https://osv.dev/vulnerability/GHSA-g9w4-m5fx-x3wv","https://nvd.nist.gov/vuln/detail/CVE-2026-1217","https://github.com/Yoast-dist/duplicate-post","https://plugins.trac.wordpress.org/browser/duplicate-post/tags/4.5/src/handlers/bulk-handler.php#L115","https://plugins.trac.wordpress.org/browser/duplicate-post/tags/4.5/src/post-republisher.php#L128","https://www.wordfence.com/threat-intel/vulnerabilities/id/05f175e6-08a9-4199-948c-5bd8b3caaa39?source=cve"],"severity":{"label":"medium","score":5.4},"sources":[{"source":"osv","source_id":"GHSA-g9w4-m5fx-x3wv","url":"https://osv.dev/vulnerability/GHSA-g9w4-m5fx-x3wv"}],"summary":"Yoast Duplicate Post has an Authenticated (Contributor+) Missing Authorization to Arbitrary Post Duplication and Overwrite"}