{"id":"CVE-2026-97278","aliases":["EUVD-2026-101009","GHSA-qr9f-p3hp-mggj"],"status":"published","title":"WordPress Polylang plugin \u003c= 3.8.9 - PHP Object Injection vulnerability","description":"Deserialization of Untrusted Data vulnerability in WP SYNTEX Polylang polylang allows Object Injection.This issue affects Polylang: from n/a through 3.8.9.","severity":{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00425,"percentile":0.372,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2026-10-14T12:08:26Z","modified":"2026-10-14T15:32:25Z","products":[{"vendor":"chouby","product":"polylang"},{"vendor":"wp syntex","product":"polylang"}],"references":[{"url":"https://patchstack.com/database/wordpress/plugin/polylang/vulnerability/wordpress-polylang-plugin-3-8-9-php-object-injection-vulnerability?_s_id=cve","tags":["vdb-entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97278"},{"url":"https://github.com/advisories/GHSA-qr9f-p3hp-mggj"}],"sources":{"cve":[{"id":"CVE-2026-97278","title":"WordPress Polylang plugin \u003c= 3.8.9 - PHP Object Injection vulnerability","description":"Deserialization of Untrusted Data vulnerability in WP SYNTEX Polylang polylang allows Object Injection.This issue affects Polylang: from n/a through 3.8.9.","status":"published","published":"2026-10-14T12:08:26.651Z","modified":"2026-10-14T14:00:58.678Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T13:44:18.366073Z"}],"euvd":[{"id":"EUVD-2026-101009","description":"Deserialization of Untrusted Data vulnerability in WP SYNTEX Polylang polylang allows Object Injection.This issue affects Polylang: from n/a through 3.8.9.","status":"published","published":"2026-10-14T12:08:26Z","modified":"2026-10-14T14:00:58Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T17:27:15.581093Z"}],"ghsa":[{"id":"GHSA-qr9f-p3hp-mggj","title":"Deserialization of Untrusted Data vulnerability in WP SYNTEX Polylang polylang allows Object...","description":"Deserialization of Untrusted Data vulnerability in WP SYNTEX Polylang polylang allows Object Injection.This issue affects Polylang: from n/a through 3.8.9.","status":"published","published":"2026-10-14T15:32:18Z","modified":"2026-10-14T15:32:25Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:13:25.439244Z"}],"nvd":[{"id":"CVE-2026-97278","description":"Deserialization of Untrusted Data vulnerability in WP SYNTEX Polylang polylang allows Object Injection.This issue affects Polylang: from n/a through 3.8.9.","status":"published","published":"2026-10-14T13:17:28.707Z","modified":"2026-10-14T14:26:59.367Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:12:58.99337Z"}]}}