{"id":"CVE-2025-4279","aliases":["EUVD-2025-13432","GHSA-f6pm-4wh2-f46p"],"status":"published","title":"External image replace \u003c= 1.0.8 - Authenticated (Contributor+) Arbitrary File Upload","description":"The External image replace plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'external_image_replace_get_posts::replace_post' function in all versions up to, and including, 1.0.8. This makes it possible for authenticated attackers, with contributor-level and above permissions, to upload arbitrary files on the affected site's server which may make remote code execution possible.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00801,"percentile":0.56955,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2025-05-05T18:22:39Z","modified":"2026-06-17T09:32:55Z","products":[{"vendor":"muro","product":"external image replace"},{"vendor":"muromuro","product":"external image replace"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/ee1624fd-d98b-4953-99dc-a952dda48aa1?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/external-image-replace/tags/1.0.8/class.php#L87"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-4279"},{"url":"https://github.com/advisories/GHSA-f6pm-4wh2-f46p"}],"sources":{"cve":[{"id":"CVE-2025-4279","title":"External image replace \u003c= 1.0.8 - Authenticated (Contributor+) Arbitrary File Upload","description":"The External image replace plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'external_image_replace_get_posts::replace_post' function in all versions up to, and including, 1.0.8. This makes it possible for authenticated attackers, with contributor-level and above permissions, to upload arbitrary files on the affected site's server which may make remote code execution possible.","status":"published","published":"2025-05-05T18:22:39.421Z","modified":"2026-04-08T17:31:44.393Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:32:48.167635Z"}],"euvd":[{"id":"EUVD-2025-13432","description":"The External image replace plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'external_image_replace_get_posts::replace_post' function in all versions up to, and including, 1.0.8. This makes it possible for authenticated attackers, with contributor-level and above permissions, to upload arbitrary files on the affected site's server which may make remote code execution possible.","status":"published","published":"2025-05-05T18:22:39Z","modified":"2026-04-08T17:31:44Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T19:24:34.419469Z"}],"ghsa":[{"id":"GHSA-f6pm-4wh2-f46p","title":"The External image replace plugin for WordPress is vulnerable to arbitrary file uploads due to...","description":"The External image replace plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'external_image_replace_get_posts::replace_post' function in all versions up to, and including, 1.0.8. This makes it possible for authenticated attackers, with contributor-level and above permissions, to upload arbitrary files on the affected site's server which may make remote code execution possible.","status":"published","published":"2025-05-05T21:31:29Z","modified":"2025-05-05T21:31:36Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T15:02:07.964163Z"}],"nvd":[{"id":"CVE-2025-4279","description":"The External image replace plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'external_image_replace_get_posts::replace_post' function in all versions up to, and including, 1.0.8. This makes it possible for authenticated attackers, with contributor-level and above permissions, to upload arbitrary files on the affected site's server which may make remote code execution possible.","status":"published","published":"2025-05-05T19:15:57.477Z","modified":"2026-06-17T09:32:55.803Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:11:04.33372Z"}]}}