{"id":"CVE-2021-36828","aliases":["EUVD-2021-23404","GHSA-5wg3-2hmj-xfr7"],"status":"published","title":"WordPress WP Maintenance plugin \u003c= 6.0.4 - Authenticated Stored Cross-Site Scripting (XSS) vulnerability","description":"Authenticated (admin+) Stored Cross-Site Scripting (XSS) in WP Maintenance plugin \u003c= 6.0.7 versions.","severity":{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00535,"percentile":0.4549,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2022-04-15T16:24:47Z","modified":"2026-06-17T03:59:29Z","products":[{"vendor":"florent maillefaud","product":"wp maintenance"},{"vendor":"wp_maintenance_project","product":"wp_maintenance"}],"references":[{"url":"https://patchstack.com/database/vulnerability/wp-maintenance/wordpress-wp-maintenance-plugin-6-0-4-authenticated-stored-cross-site-scripting-xss-vulnerability?_s_id=cve","tags":["vdb-entry","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-36828"},{"url":"https://patchstack.com/database/vulnerability/wp-maintenance/wordpress-wp-maintenance-plugin-6-0-4-authenticated-stored-cross-site-scripting-xss-vulnerability"},{"url":"https://wordpress.org/plugins/wp-maintenance/#developers"},{"url":"https://github.com/advisories/GHSA-5wg3-2hmj-xfr7"}],"sources":{"cve":[{"id":"CVE-2021-36828","title":"WordPress WP Maintenance plugin \u003c= 6.0.4 - Authenticated Stored Cross-Site Scripting (XSS) vulnerability","description":"Authenticated (admin+) Stored Cross-Site Scripting (XSS) in WP Maintenance plugin \u003c= 6.0.7 versions.","status":"published","published":"2022-04-15T16:24:47.084Z","modified":"2026-04-28T16:07:34.253Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:05.989686Z"}],"euvd":[{"id":"EUVD-2021-23404","description":"Authenticated (admin+) Stored Cross-Site Scripting (XSS) in WP Maintenance plugin \u003c= 6.0.7 versions.","status":"published","published":"2022-04-15T16:24:47Z","modified":"2026-04-28T16:07:34Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:16.393887Z"}],"ghsa":[{"id":"GHSA-5wg3-2hmj-xfr7","title":"Authenticated (admin+) Stored Cross-Site Scripting (XSS) in WP Maintenance (WordPress plugin) \u003c=...","description":"Authenticated (admin+) Stored Cross-Site Scripting (XSS) in WP Maintenance (WordPress plugin) \u003c= 6.0.4 affects multiple inputs.","status":"published","published":"2022-04-16T00:00:46Z","modified":"2023-10-12T12:30:25Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:54:47.501822Z"}],"nvd":[{"id":"CVE-2021-36828","description":"Authenticated (admin+) Stored Cross-Site Scripting (XSS) in WP Maintenance plugin \u003c= 6.0.7 versions.","status":"published","published":"2022-04-15T17:15:08.597Z","modified":"2026-06-17T03:59:29.277Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:06.029737Z"}]}}