PT-2025-52580 · WordPress · Ultimate Member

Dj + 1 · Published 2025-12-21 · Updated 2025-12-21 · CVE-2025-13220

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Ultimate Member plugin for WordPress versions prior to 2.11.0

Description The Ultimate Member plugin for WordPress is susceptible to Stored Cross-Site Scripting. This is due to insufficient input sanitization and output escaping in the plugin’s shortcode attributes. Authenticated attackers with Contributor-level access or higher can inject arbitrary web scripts into pages. These scripts will execute when a user accesses the injected page.

Recommendations Update the Ultimate Member plugin to a version later than 2.11.0.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-13220

Affected Products

Ultimate Member

References · 13

• https://nvd.nist.gov/vuln/detail/CVE-2025-13220 · Security Note
• https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.10.6/includes/core/class-shortcodes.php#L67 · Note
• https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.10.6/includes/core/class-shortcodes.php#L558 · Note
• https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.10.6/includes/core/class-shortcodes.php#L591 · Note
• https://t.me/cveNotify/146462 · Telegram Post
• https://twitter.com/VulmonFeeds/status/2002622404342775853 · Twitter Post
• https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.10.6/includes/core/class-shortcodes.php#L525 · Note
• https://t.me/CVEtracker/40362 · Telegram Post
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3421362%40ultimate-member&new=3421362%40ultimate-member&sfp_email=&sfph_mail= · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/b4c06548-238d-4b75-8f20-d7de6fc21539?source=cve · Note
• https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.10.6/includes/core/class-shortcodes.php#L542 · Note
• https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.10.6/includes/core/class-shortcodes.php#L625 · Note
• https://twitter.com/CVEnew/status/2002835924825104807 · Twitter Post