{"id":"CVE-2021-24592","aliases":["EUVD-2021-11504","GHSA-w8mm-7prp-fr25"],"status":"published","title":"Sitewide Notice WP \u003c 2.3 - Authenticated Stored XSS","description":"The Sitewide Notice WP WordPress plugin before 2.3 does not sanitise some of its settings before outputting them in frontend pages, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed","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":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00617,"percentile":0.50049,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-08-30T14:11:24Z","modified":"2026-06-17T03:40:17Z","products":[{"vendor":"andrew lima","product":"sitewide notice wp"},{"vendor":"unknown","product":"sitewide notice wp"},{"vendor":"yoohooplugins","product":"sitewide_notice"}],"references":[{"url":"https://wpscan.com/vulnerability/9579ff13-9597-4a77-8cb9-997e35265d22","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24592"},{"url":"https://github.com/advisories/GHSA-w8mm-7prp-fr25"}],"sources":{"cve":[{"id":"CVE-2021-24592","title":"Sitewide Notice WP \u003c 2.3 - Authenticated Stored XSS","description":"The Sitewide Notice WP WordPress plugin before 2.3 does not sanitise some of its settings before outputting them in frontend pages, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed","status":"published","published":"2021-08-30T14:11:24Z","modified":"2024-08-03T19:35:20.145Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:05.000797Z"}],"euvd":[{"id":"EUVD-2021-11504","description":"The Sitewide Notice WP WordPress plugin before 2.3 does not sanitise some of its settings before outputting them in frontend pages, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed","status":"published","published":"2021-08-30T14:11:24Z","modified":"2024-08-03T19:35:20Z","updated_at":"2026-11-03T03:24:56.857735Z"}],"ghsa":[{"id":"GHSA-w8mm-7prp-fr25","title":"The Sitewide Notice WP WordPress plugin before 2.3 does not sanitise some of its settings before...","description":"The Sitewide Notice WP WordPress plugin before 2.3 does not sanitise some of its settings before outputting them in frontend pages, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed","status":"published","published":"2022-05-24T19:12:31Z","modified":"2023-01-30T05:01:51Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:30.304291Z"}],"nvd":[{"id":"CVE-2021-24592","description":"The Sitewide Notice WP WordPress plugin before 2.3 does not sanitise some of its settings before outputting them in frontend pages, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed","status":"published","published":"2021-08-30T15:15:07.7Z","modified":"2026-06-17T03:40:17.593Z","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":"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":"2026-11-02T14:06:57.67549Z"}]}}