{"affected":[{"defaultStatus":"unaffected","ecosystem":"https://wordpress.org/plugins","packageName":"polylang","product":"Polylang","source":"CNA: Patchstack","vendor":"WP SYNTEX","versions":[{"changes":[{"at":"3.9.1","status":"unaffected"}],"lessThanOrEqual":"3.9","status":"affected","version":"0","versionType":"custom"}]}],"cveId":"CVE-2026-122670","cwes":["CWE-862"],"description":"Missing Authorization vulnerability in WP SYNTEX Polylang polylang allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Polylang: from n/a through 3.9.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":5.4,"severity":"medium","source":"CNA: Patchstack","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","version":"3.1"},{"score":5.4,"severity":"medium","source":"NVD: audit@patchstack.com","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","version":"3.1"}],"modifiedAt":1794007041750,"publishedAt":1794004106764,"references":[{"source":"CNA: Patchstack","tags":["vdb-entry"],"url":"https://patchstack.com/database/wordpress/plugin/polylang/vulnerability/wordpress-polylang-plugin-3-9-broken-access-control-vulnerability?_s_id=cve"},{"source":"audit@patchstack.com","tags":[],"url":"https://patchstack.com/database/wordpress/plugin/polylang/vulnerability/wordpress-polylang-plugin-3-9-broken-access-control-vulnerability?_s_id=cve"}],"remediation":[{"kind":"fix","source":"CNA: Patchstack","text":"Update the WordPress Polylang plugin to the latest available version (at least 3.9.1)."}],"revision":"4b5d915bf73873ec2972e7b690803030cefb9a793ec167bd6145f05c112a2407","sources":[{"modifiedAt":1794004107136,"name":"CNA: Patchstack","retrievedAt":1794006542390,"url":"https://www.cve.org/CVERecord?id=CVE-2026-122670"},{"modifiedAt":1794007041750,"name":"NVD","retrievedAt":1794011279815,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-122670"}],"ssvc":null,"status":"published","title":"WordPress Polylang plugin <= 3.9 - Broken Access Control vulnerability","updatedAt":1794011279815}