CVE-2023-23987: WordPress User Registration Plugin <= 2.3.0 is vulnerable to Cross Site Scripting (XSS)

Severity: medium (CVSS 4.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-04-06 · updated 2026-06-17
Weakness: CWE-79

Description

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in WPEverest User Registration plugin <= 2.3.0 versions.

Affected products

wpeverest User Registration & Membership – Free & Paid Memberships, Subscriptions, Content Restriction, User Profile, Cu: before 2.3.1 — fixed in 2.3.1

How to fix

Upgrade to a fixed version: wpeverest User Registration & Membership – Free & Paid Memberships, Subscriptions, Content Restriction, User Profile, Cu 2.3.1. Check the vendor advisory for mitigations.

References

https://patchstack.com/database/vulnerability/user-registration/wordpress-user-registration-custom-registration-form-login-form-and-user-profile-for-wordpress-plugin-2-3-0-cross-site-scripting-xss?_s_id=cve
https://patchstack.com/database/vulnerability/user-registration/wordpress-user-registration-custom-registration-form-login-form-and-user-profile-for-wordpress-plugin-2-3-0-cross-site-scripting-xss?_s_id=cve

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