{"id":"CVE-2021-20392","aliases":["EUVD-2021-7810","GHSA-fvm4-pf5q-h76x"],"status":"published","title":"IBM QRadar User Behavior Analytics 1.0.0 through 4.0.1 is vulnerable to cross-site scripting....","description":"IBM QRadar User Behavior Analytics 1.0.0 through 4.0.1 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.","severity":{"version":"3.0","score":6.1,"vector":"CVSS:3.0/I:L/AC:L/UI:R/PR:N/S:C/AV:N/C:L/A:N/RL:O/E:H/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00653,"percentile":0.51738,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-05-14T16:15:35Z","modified":"2026-06-17T03:33:47Z","products":[{"vendor":"ibm","product":"qradar siem"},{"vendor":"ibm","product":"qradar_user_behavior_analytics"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6453105","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/196000","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20392"},{"url":"https://github.com/advisories/GHSA-fvm4-pf5q-h76x"}],"sources":{"cve":[{"id":"CVE-2021-20392","description":"IBM QRadar User Behavior Analytics 1.0.0 through 4.0.1 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.","status":"published","published":"2021-05-14T16:15:35.913Z","modified":"2024-09-16T22:14:55.813Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/I:L/AC:L/UI:R/PR:N/S:C/AV:N/C:L/A:N/RL:O/E:H/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:32:55.905855Z"}],"euvd":[{"id":"EUVD-2021-7810","description":"IBM QRadar User Behavior Analytics 1.0.0 through 4.0.1 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.","status":"published","published":"2021-05-14T16:15:35Z","modified":"2024-09-16T22:14:55Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/I:L/AC:L/UI:R/PR:N/S:C/AV:N/C:L/A:N/RL:O/E:H/RC:C","level":"medium"}],"updated_at":"2026-11-03T00:55:04.822795Z"}],"ghsa":[{"id":"GHSA-fvm4-pf5q-h76x","title":"IBM QRadar User Behavior Analytics 1.0.0 through 4.0.1 is vulnerable to cross-site scripting....","description":"IBM QRadar User Behavior Analytics 1.0.0 through 4.0.1 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.","status":"published","published":"2022-05-24T19:02:27Z","modified":"2023-01-29T05:06:16Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:45:59.496932Z"}],"nvd":[{"id":"CVE-2021-20392","description":"IBM QRadar User Behavior Analytics 1.0.0 through 4.0.1 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.","status":"published","published":"2021-05-14T17:15:07.663Z","modified":"2026-06-17T03:33:47.02Z","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":"primary"},{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"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":"2026-11-02T14:06:53.343329Z"}]}}