{"id":"CVE-2026-8489","title":"The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'about_me' parameter in all versions up to, and …","summary":"The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'about_me' parameter in all versions up to, and …","severity":"medium","cvss":6.4,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","cwe":["CWE-79"],"published":"2026-07-03","updated":"2026-07-03","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-8489","references":[{"url":"https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.2/includes/core/class-fields.php#L4577","label":"security@wordfence.com"},{"url":"https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.2/includes/core/class-form.php#L854","label":"security@wordfence.com"},{"url":"https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.2/includes/core/class-profile.php#L479","label":"security@wordfence.com"},{"url":"https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.2/includes/core/um-actions-form.php#L628","label":"security@wordfence.com"},{"url":"https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.2/includes/core/um-filters-fields.php#L271","label":"security@wordfence.com"},{"url":"https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.4/includes/core/class-fields.php#L4577","label":"security@wordfence.com"},{"url":"https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.4/includes/core/class-form.php#L854","label":"security@wordfence.com"},{"url":"https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.4/includes/core/class-profile.php#L479","label":"security@wordfence.com"},{"url":"https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.4/includes/core/um-actions-form.php#L628","label":"security@wordfence.com"},{"url":"https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.4/includes/core/um-filters-fields.php#L271","label":"security@wordfence.com"},{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/229a4e61-571c-44c6-9972-4dfc743afffe?source=cve","label":"security@wordfence.com"}],"tags":["nvd"],"ingestedAt":"2026-07-04T04:55:39.396Z","epss":0.00419,"epssPercentile":0.35852,"slug":"CVE-2026-8489","body":"## Overview\n\nThe Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'about_me' parameter in all versions up to, and including, 2.11.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":35,"depthScoreParts":{"impact":35.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}