{"id":"CVE-2021-24239","aliases":["EUVD-2021-11153","GHSA-qh44-665f-4v6g"],"status":"published","title":"Pie Register \u003c 3.7.0.1 - Reflected Cross-Site Scripting (XSS)","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.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01602,"percentile":0.75994,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-04-22T21:00:51Z","modified":"2026-06-17T03:39:41Z","exploits":[{"source":"nuclei","id":"CVE-2021-24239","title":"WordPress Pie Register \u003c3.7.0.1 - Cross-Site Scripting","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-24239.yaml"}],"products":[{"vendor":"genetechsolutions","product":"pie_register"},{"vendor":"unknown","product":"pie register – user registration forms. invitation based registrations, custom login, payments"}],"references":[{"url":"https://wpscan.com/vulnerability/f1b67f40-642f-451e-a67a-b7487918ee34","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/changeset/2507536/","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24239"},{"url":"https://github.com/advisories/GHSA-qh44-665f-4v6g"}],"sources":{"cve":[{"id":"CVE-2021-24239","title":"Pie Register \u003c 3.7.0.1 - Reflected Cross-Site Scripting (XSS)","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.","status":"published","published":"2021-04-22T21:00:51Z","modified":"2024-08-03T19:21:18.853Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:05.000797Z"}],"euvd":[{"id":"EUVD-2021-11153","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.","status":"published","published":"2021-04-22T21:00:51Z","modified":"2024-08-03T19:21:18Z","updated_at":"2026-11-03T03:24:59.071017Z"}],"ghsa":[{"id":"GHSA-qh44-665f-4v6g","title":"The Pie Register – User Registration Forms. Invitation based registrations, Custom Login,...","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.","status":"published","published":"2022-05-24T22:28:54Z","modified":"2023-01-30T05:05:33Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:47:18.26887Z"}],"nvd":[{"id":"CVE-2021-24239","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.","status":"published","published":"2021-04-22T21:15:09.83Z","modified":"2026-06-17T03:39:41.237Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:52.03307Z"}]}}