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Vulnerability record · CVE-2021-24239 · published 22 April 2021

CVE-2021-24239: Genetechsolutions pie register cross-site scripting vulnerability

Genetechsolutions · Pie Register

The Pie Register – User Registration Forms. Invitation based registrations, Custom Login, Payments WordPress plugin before 3.7.0.1 does not sanitise the invitaion_code GET parameter when outputting it in the Activation Code page, leading to a reflected Cross-Site Scripting issue.

6.1 CVSS 3.1 Medium EPSS 1.6% · top 25.2% CWE-79 · Cross-site scripting
6.1CVSS 3.1 base score, v2 4.3
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The Pie Register – User Registration Forms. Invitation based registrations, Custom Login, Payments WordPress plugin before 3.7.0.1 does not sanitise the invitaion_code GET parameter when outputting it in the Activation Code page, leading to a reflected Cross-Site Scripting issue.

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/changeset/2507536/ PatchThird Party Advisory
https://wpscan.com/vulnerability/f1b67f40-642f-451e-a67a-b7487918ee34 ExploitThird Party Advisory
https://plugins.trac.wordpress.org/changeset/2507536/ PatchThird Party Advisory
https://wpscan.com/vulnerability/f1b67f40-642f-451e-a67a-b7487918ee34 ExploitThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2024-27957Genetechsolutions pie register unrestricted file upload vulnerabilityUnrestricted Upload of File with Dangerous Type vulnerability in Pie Register.This issue affects Pie Register: from n/a through 3.8.3.1.EPSS 0.61%9.8CVE-2021-24731Genetechsolutions pie register sql injection vulnerabilityThe Registration Forms – User profile, Content Restriction, Spam Protection, Payment Gateways, Invitation Codes WordPress plugin before 3.7.1.6 does …EPSS 6.4%9.8CVE-2019-15659Genetechsolutions pie register sql injection vulnerabilityThe pie-register plugin before 3.1.2 for WordPress has SQL injection, a different issue than CVE-2018-10969.EPSS 1.9%9.8CVE-2018-10969Genetechsolutions pie register sql injection vulnerabilitySQL injection vulnerability in the Pie Register plugin before 3.0.10 for WordPress allows remote attackers to execute arbitrary SQL commands via the …EPSS 5.3%8.1CVE-2021-24647Genetechsolutions pie register improper authentication vulnerabilityThe Registration Forms – User profile, Content Restriction, Spam Protection, Payment Gateways, Invitation Codes WordPress plugin before 3.1.7.6 has a…EPSS 9.8%7.5CVE-2024-13818Genetechsolutions pie register sensitive information in log file vulnerabilityThe Registration Forms – User Registration Forms, Invitation-Based Registrations, Front-end User Profile, Login Form & Content Restriction plugin for…EPSS 0.51%6.5CVE-2022-4024Genetechsolutions pie register cross-site request forgery vulnerabilityThe Registration Forms WordPress plugin before 3.8.1.3 does not have authorisation and CSRF when deleting users via an init action handler, allowing …EPSS 0.33%6.5CVE-2015-7682Genetechsolutions pie register sql injection vulnerabilityMultiple SQL injection vulnerabilities in pie-register/pie-register.php in the Pie Register plugin before 2.0.19 for WordPress allow remote administr…EPSS 1.4%

Source: NIST National Vulnerability Database (record CVE-2021-24239), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.