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Vulnerability record · CVE-2024-2123 · published 13 March 2024

CVE-2024-2123: Ultimatemember ultimate member cross-site scripting vulnerability

Ultimatemember · Ultimate Member

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 several parameters in all versions up to, and including, 2.8.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

6.1 CVSS 3.1 Medium EPSS 27% · top 2.0% CWE-79 · Cross-site scripting
6.1CVSS 3.1 base score
27%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References
17 Jun 2026Last modified by NVD

Description

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 several parameters in all versions up to, and including, 2.8.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://plugins.trac.wordpress.org/browser/ultimate-member/trunk/templates/members-grid.php#L44 Product
https://plugins.trac.wordpress.org/browser/ultimate-member/trunk/templates/members-grid.php#L53 Product
https://plugins.trac.wordpress.org/browser/ultimate-member/trunk/templates/members-grid.php#L65 Product
https://plugins.trac.wordpress.org/browser/ultimate-member/trunk/templates/members-list.php#L39 Product
https://plugins.trac.wordpress.org/browser/ultimate-member/trunk/templates/members-list.php#L53 Product
https://plugins.trac.wordpress.org/changeset/3046611/ultimate-member#file746 Patch
https://www.wordfence.com/threat-intel/vulnerabilities/id/c8bc1653-8fee-468a-bb6d-f24959846ee5?source=cve Third Party Advisory
https://plugins.trac.wordpress.org/browser/ultimate-member/trunk/templates/members-grid.php#L44 Product
https://plugins.trac.wordpress.org/browser/ultimate-member/trunk/templates/members-grid.php#L53 Product
https://plugins.trac.wordpress.org/browser/ultimate-member/trunk/templates/members-grid.php#L65 Product
https://plugins.trac.wordpress.org/browser/ultimate-member/trunk/templates/members-list.php#L39 Product
https://plugins.trac.wordpress.org/browser/ultimate-member/trunk/templates/members-list.php#L53 Product
https://plugins.trac.wordpress.org/changeset/3046611/ultimate-member#file746 Patch
https://www.wordfence.com/threat-intel/vulnerabilities/id/c8bc1653-8fee-468a-bb6d-f24959846ee5?source=cve Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2024-1071Ultimate Member WordPress plugin unauthenticated SQL injection via sorting parameterThe Ultimate Member WordPress plugin fails to properly escape the user-supplied 'sorting' parameter and does not sufficiently prepare the resulting S…EPSS 89%analysed9.8CVE-2023-3460Ultimate Member WordPress plugin privilege escalation via arbitrary capabilitiesThe Ultimate Member WordPress plugin before 2.6.7 fails to restrict the capabilities assigned to newly registered user accounts, letting any visitor …EPSS 72%analysed9.8CVE-2020-36155Ultimatemember ultimate member improper privilege management vulnerabilityAn issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Unauthenticated Privilege Escalation via User Meta. An attacke…EPSS 9.0%9.8CVE-2020-36157Ultimatemember ultimate member vulnerabilityAn issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Unauthenticated Privilege Escalation via User Roles. Due to th…EPSS 3.0%8.8CVE-2023-31216Ultimatemember ultimate member cross-site request forgery vulnerabilityCross-Site Request Forgery (CSRF) vulnerability in Ultimate Member plugin <= 2.6.0 versions.EPSS 0.27%8.8CVE-2020-36156Ultimatemember ultimate member improper privilege management vulnerabilityAn issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Authenticated Privilege Escalation via Profile Update. Any use…EPSS 2.0%8.8CVE-2019-10270Ultimatemember ultimate member weak password recovery vulnerabilityAn arbitrary password reset issue was discovered in the Ultimate Member plugin 2.39 for WordPress. It is possible (due to lack of verification and co…EPSS 1.2%8.8CVE-2019-10673Ultimatemember ultimate member cross-site request forgery vulnerabilityA CSRF vulnerability in a logged-in user's profile edit form in the Ultimate Member plugin before 2.0.40 for WordPress allows attackers to become adm…EPSS 1.8%

Source: NIST National Vulnerability Database (record CVE-2024-2123), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.