{"id":"CVE-2021-21577","aliases":["EUVD-2021-8849","GHSA-mwvm-j6jc-8j7r"],"status":"published","title":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain a DOM-based cross-site scripting...","description":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain a DOM-based cross-site scripting vulnerability. A remote attacker could potentially exploit this vulnerability to run malicious HTML or JavaScript in a victim’s browser by tricking a victim in to following a specially crafted link.","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":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00746,"percentile":0.55165,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-08-03T15:30:18Z","modified":"2026-06-17T03:35:49Z","products":[{"vendor":"dell","product":"emc_idrac9_firmware"},{"vendor":"dell","product":"integrated dell remote access controller (idrac)"}],"references":[{"url":"https://www.dell.com/support/kbdoc/000189193","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21577"},{"url":"https://github.com/advisories/GHSA-mwvm-j6jc-8j7r"}],"sources":{"cve":[{"id":"CVE-2021-21577","description":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain a DOM-based cross-site scripting vulnerability. A remote attacker could potentially exploit this vulnerability to run malicious HTML or JavaScript in a victim’s browser by tricking a victim in to following a specially crafted link.","status":"published","published":"2021-08-03T15:30:18.797Z","modified":"2024-09-17T00:26:04.837Z","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":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:00.488332Z"}],"euvd":[{"id":"EUVD-2021-8849","description":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain a DOM-based cross-site scripting vulnerability. A remote attacker could potentially exploit this vulnerability to run malicious HTML or JavaScript in a victim’s browser by tricking a victim in to following a specially crafted link.","status":"published","published":"2021-08-03T15:30:18Z","modified":"2024-09-17T00:26:04Z","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"}],"updated_at":"2026-11-03T00:28:59.343375Z"}],"ghsa":[{"id":"GHSA-mwvm-j6jc-8j7r","title":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain a DOM-based cross-site scripting...","description":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain a DOM-based cross-site scripting vulnerability. A remote attacker could potentially exploit this vulnerability to run malicious HTML or JavaScript in a victim’s browser by tricking a victim in to following a specially crafted link.","status":"published","published":"2022-05-24T22:28:48Z","modified":"2023-01-30T05:05:54Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:47:22.953418Z"}],"nvd":[{"id":"CVE-2021-21577","description":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain a DOM-based cross-site scripting vulnerability. A remote attacker could potentially exploit this vulnerability to run malicious HTML or JavaScript in a victim’s browser by tricking a victim in to following a specially crafted link.","status":"published","published":"2021-08-03T16:15:07.867Z","modified":"2026-06-17T03:35:49.033Z","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":"secondary"},{"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":"2026-11-02T14:06:56.562207Z"}]}}