{"id":"CVE-2021-36841","aliases":["EUVD-2021-23417","GHSA-gj7p-x2rc-x46v"],"status":"published","title":"YITH Maintenance Mode (WordPress plugin) \u003c= 1.3.7 - Authenticated Stored Cross-Site Scripting (XSS) vulnerability.","description":"Authenticated Stored Cross-Site Scripting (XSS) vulnerability in YITH Maintenance Mode (WordPress plugin) versions \u003c= 1.3.7, vulnerable parameter \u0026yith_maintenance_newsletter_submit_label. Possible even when unfiltered HTML is disallowed by WordPress configuration.","severity":{"version":"3.1","score":6.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0063,"percentile":0.5056,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-09-27T15:35:11Z","modified":"2026-06-17T03:59:30Z","products":[{"vendor":"yith","product":"yith maintenance mode (wordpress plugin)"},{"vendor":"yithemes","product":"yith_maintenance_mode"}],"references":[{"url":"https://wordpress.org/plugins/yith-maintenance-mode/#developers","tags":["x_refsource_CONFIRM","x_transferred","Product","Third Party Advisory"]},{"url":"https://patchstack.com/database/vulnerability/yith-maintenance-mode/wordpress-yith-maintenance-mode-plugin-1-3-7-authenticated-stored-cross-site-scripting-xss-vulnerability","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-36841"},{"url":"https://github.com/advisories/GHSA-gj7p-x2rc-x46v"}],"sources":{"cve":[{"id":"CVE-2021-36841","title":"YITH Maintenance Mode (WordPress plugin) \u003c= 1.3.7 - Authenticated Stored Cross-Site Scripting (XSS) vulnerability.","description":"Authenticated Stored Cross-Site Scripting (XSS) vulnerability in YITH Maintenance Mode (WordPress plugin) versions \u003c= 1.3.7, vulnerable parameter \u0026yith_maintenance_newsletter_submit_label. Possible even when unfiltered HTML is disallowed by WordPress configuration.","status":"published","published":"2021-09-27T15:35:11.053Z","modified":"2026-04-28T16:07:32.849Z","cvss":[{"version":"3.1","score":6.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:05.989686Z"}],"euvd":[{"id":"EUVD-2021-23417","description":"Authenticated Stored Cross-Site Scripting (XSS) vulnerability in YITH Maintenance Mode (WordPress plugin) versions \u003c= 1.3.7, vulnerable parameter \u0026yith_maintenance_newsletter_submit_label. Possible even when unfiltered HTML is disallowed by WordPress configuration.","status":"published","published":"2021-09-27T15:35:11Z","modified":"2026-04-28T16:07:32Z","cvss":[{"version":"3.1","score":6.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:16.393887Z"}],"ghsa":[{"id":"GHSA-gj7p-x2rc-x46v","title":"Authenticated Stored Cross-Site Scripting (XSS) vulnerability in YITH Maintenance Mode (WordPress...","description":"Authenticated Stored Cross-Site Scripting (XSS) vulnerability in YITH Maintenance Mode (WordPress plugin) versions \u003c= 1.3.7, vulnerable parameter \u0026yith_maintenance_newsletter_submit_label. Possible even when unfiltered HTML is disallowed by WordPress configuration.","status":"published","published":"2022-05-24T19:15:48Z","modified":"2023-01-30T05:02:29Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:38.945282Z"}],"nvd":[{"id":"CVE-2021-36841","description":"Authenticated Stored Cross-Site Scripting (XSS) vulnerability in YITH Maintenance Mode (WordPress plugin) versions \u003c= 1.3.7, vulnerable parameter \u0026yith_maintenance_newsletter_submit_label. Possible even when unfiltered HTML is disallowed by WordPress configuration.","status":"published","published":"2021-09-27T16:15:09.327Z","modified":"2026-06-17T03:59:30.06Z","cvss":[{"version":"3.1","score":6.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/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":"2026-11-02T14:06:58.933037Z"}]}}