{"id":"CVE-2025-12937","aliases":["EUVD-2025-197941","GHSA-9cg3-r62g-92w5"],"status":"published","title":"ACF Flexible Layouts Manager \u003c= 1.1.6 - Missing Authorization to Unauthenticated Custom Field Update","description":"The ACF Flexible Layouts Manager plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'acf_flm_update_template_with_pasted_layout' function in all versions up to, and including, 1.1.6. This makes it possible for unauthenticated attackers to update custom field values on individual posts and pages.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00218,"percentile":0.12307,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2025-11-18T08:27:34Z","modified":"2026-10-18T20:10:00Z","products":[{"vendor":"valentinpellegrin","product":"acf flexible layouts manager"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/915cce97-8305-4249-b2d3-c4da2f59a95a?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/acf-flexible-layouts-manager/trunk/includes/ajax/ajax-paste.php#L4"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-12937"},{"url":"https://github.com/advisories/GHSA-9cg3-r62g-92w5"}],"sources":{"cve":[{"id":"CVE-2025-12937","title":"ACF Flexible Layouts Manager \u003c= 1.1.6 - Missing Authorization to Unauthenticated Custom Field Update","description":"The ACF Flexible Layouts Manager plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'acf_flm_update_template_with_pasted_layout' function in all versions up to, and including, 1.1.6. This makes it possible for unauthenticated attackers to update custom field values on individual posts and pages.","status":"published","published":"2025-11-18T08:27:34.186Z","modified":"2026-04-08T17:09:13.734Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:32:42.078906Z"}],"euvd":[{"id":"EUVD-2025-197941","description":"The ACF Flexible Layouts Manager plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'acf_flm_update_template_with_pasted_layout' function in all versions up to, and including, 1.1.6. This makes it possible for unauthenticated attackers to update custom field values on individual posts and pages.","status":"published","published":"2025-11-18T08:27:34Z","modified":"2026-04-08T17:09:13Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:49.380512Z"}],"ghsa":[{"id":"GHSA-9cg3-r62g-92w5","title":"The ACF Flexible Layouts Manager plugin for WordPress is vulnerable to unauthorized modification...","description":"The ACF Flexible Layouts Manager plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'acf_flm_update_template_with_pasted_layout' function in all versions up to, and including, 1.1.6. This makes it possible for unauthenticated attackers to update custom field values on individual posts and pages.","status":"published","published":"2025-11-18T09:30:52Z","modified":"2025-11-18T09:30:58Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:04:50.769565Z"}],"nvd":[{"id":"CVE-2025-12937","description":"The ACF Flexible Layouts Manager plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'acf_flm_update_template_with_pasted_layout' function in all versions up to, and including, 1.1.6. This makes it possible for unauthenticated attackers to update custom field values on individual posts and pages.","status":"published","published":"2025-11-18T09:15:49.47Z","modified":"2026-10-18T20:10:00.11Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:11:44.669367Z"}]}}