{"id":"CVE-2026-85657","title":"The Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘profile_fields_user_email_value_prefix’ parameter in all versions up…","summary":"The Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘profile_fields_user_email_value_prefix’ parameter in all versions up…","severity":"medium","cvss":5.4,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","cwe":["CWE-79"],"vendor":"publishpress","product":"Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors","affected":["co-authors_multiple_authors_and_guest_authors_in_an_author_box_with_publishpress_authors <= 4.15.0"],"published":"2026-09-15","updated":"2026-09-15","sourceUpdated":"2026-09-15T19:17:44.460","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-85657","references":[{"url":"https://plugins.trac.wordpress.org/browser/publishpress-authors/tags/4.15.0/src/modules/author-boxes/author-boxes.php#L2019","label":"security@wordfence.com"},{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/d4cc9537-879c-4c12-8b76-60241b7a3420?source=cve","label":"security@wordfence.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-15T19:08:25.901329Z"},"epss":0.00138,"epssPercentile":0.03559,"ingestedAt":"2026-09-15T01:18:29.933Z","slug":"CVE-2026-85657","body":"## Overview\n\nThe Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘profile_fields_user_email_value_prefix’ parameter in all versions up to, and including, 4.15.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user clicks on a link.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":29.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}