Medium severity6.1NVD Advisory· Published Feb 18, 2026· Updated Apr 15, 2026
CVE-2026-1404
CVE-2026-1404
Description
The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the filter parameters (e.g., 'filter_first_name') in all versions up to, and including, 2.11.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
Affected products
1- Range: <=2.11.1
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
4- plugins.trac.wordpress.org/browser/ultimate-member/trunk/assets/js/um-members.jsnvd
- plugins.trac.wordpress.org/browser/ultimate-member/trunk/templates/members.phpnvd
- plugins.trac.wordpress.org/changeset/3458086/nvd
- www.wordfence.com/threat-intel/vulnerabilities/id/ba62b804-f101-4e29-8304-fb2b7dad333cnvd
News mentions
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