{"id":"CVE-2021-24228","aliases":["EUVD-2021-11142","GHSA-3g9j-v8wq-8c77"],"status":"published","title":"Patreon WordPress \u003c 1.7.2 - Reflected XSS on Login Form","description":"The Jetpack Scan team identified a Reflected Cross-Site Scripting in the Login Form of the Patreon WordPress plugin before 1.7.2. The WordPress login form (wp-login.php) is hooked by the plugin and offers to allow users to authenticate on the site using their Patreon account. Unfortunately, some of the error logging logic behind the scene allowed user-controlled input to be reflected on the login page, unsanitized.","severity":{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01874,"percentile":0.79665,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-04-12T14:05:35Z","modified":"2026-06-17T03:39:38Z","products":[{"vendor":"patreon","product":"patreon wordpress"},{"vendor":"patreon","product":"patreon_wordpress"},{"vendor":"unknown","product":"patreon wordpress"}],"references":[{"url":"https://jetpack.com/2021/03/26/vulnerabilities-found-in-patreon-wordpress-plugin/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://wpscan.com/vulnerability/7a5fadb1-3f1c-4779-8ff6-356fccb5269b","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24228"},{"url":"https://github.com/advisories/GHSA-3g9j-v8wq-8c77"}],"sources":{"cve":[{"id":"CVE-2021-24228","title":"Patreon WordPress \u003c 1.7.2 - Reflected XSS on Login Form","description":"The Jetpack Scan team identified a Reflected Cross-Site Scripting in the Login Form of the Patreon WordPress plugin before 1.7.2. The WordPress login form (wp-login.php) is hooked by the plugin and offers to allow users to authenticate on the site using their Patreon account. Unfortunately, some of the error logging logic behind the scene allowed user-controlled input to be reflected on the login page, unsanitized.","status":"published","published":"2021-04-12T14:05:35Z","modified":"2024-08-03T19:21:19.05Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:04.679189Z"}],"euvd":[{"id":"EUVD-2021-11142","description":"The Jetpack Scan team identified a Reflected Cross-Site Scripting in the Login Form of the Patreon WordPress plugin before 1.7.2. The WordPress login form (wp-login.php) is hooked by the plugin and offers to allow users to authenticate on the site using their Patreon account. Unfortunately, some of the error logging logic behind the scene allowed user-controlled input to be reflected on the login page, unsanitized.","status":"published","published":"2021-04-12T14:05:35Z","modified":"2024-08-03T19:21:19Z","updated_at":"2026-11-03T03:24:58.504484Z"}],"ghsa":[{"id":"GHSA-3g9j-v8wq-8c77","title":"The Jetpack Scan team identified a Reflected Cross-Site Scripting in the Login Form of the...","description":"The Jetpack Scan team identified a Reflected Cross-Site Scripting in the Login Form of the Patreon WordPress plugin before 1.7.2. The WordPress login form (wp-login.php) is hooked by the plugin and offers to allow users to authenticate on the site using their Patreon account. Unfortunately, some of the error logging logic behind the scene allowed user-controlled input to be reflected on the login page, unsanitized.","status":"published","published":"2022-05-24T17:47:09Z","modified":"2023-01-29T05:06:21Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:00.036476Z"}],"nvd":[{"id":"CVE-2021-24228","description":"The Jetpack Scan team identified a Reflected Cross-Site Scripting in the Login Form of the Patreon WordPress plugin before 1.7.2. The WordPress login form (wp-login.php) is hooked by the plugin and offers to allow users to authenticate on the site using their Patreon account. Unfortunately, some of the error logging logic behind the scene allowed user-controlled input to be reflected on the login page, unsanitized.","status":"published","published":"2021-04-12T14:15:16.04Z","modified":"2026-06-17T03:39:38.36Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:51.610648Z"}]}}