CVE-2026-18501: stiofansisland userswp – front-end login form, user registration, user profile & members directory plugin for wp Cross-site Scripting

Vulnerability summary

CVE-2026-18501 is a medium (CVSS 6.4) Cross-site Scripting vulnerability in stiofansisland userswp – front-end login form, user registration, user profile & members directory plugin for wp. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 16.8% of scored vulnerabilities. Fixed in 1.2.70.

Timeline

1. 06-08-2026
   PublishedVulnerability first disclosed.
2. 06-08-2026
   Last modifiedVulnerability information updated.

Description

The UsersWP – Front-end login form, User Registration, User Profile & Members Directory plugin for WP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Badge Widget Variable Substitution in all versions up to, and including, 1.2.69 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.

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.