{"id":"CVE-2021-33021","aliases":["EUVD-2021-19742","GHSA-8c36-rqcc-rv4q"],"status":"published","title":"xArrow SCADA Cross-site Scripting","description":"xArrow SCADA versions 7.2 and prior is vulnerable to cross-site scripting due to parameter ‘edate’ of the resource xhisalarm.htm, which may allow an unauthorized attacker to execute arbitrary code.","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":"2026-11-12","score":0.00824,"percentile":0.57851,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2022-05-16T17:53:01Z","modified":"2026-06-17T03:54:01Z","products":[{"vendor":"xarrow","product":"xarrow"},{"vendor":"xarrow","product":"xarrow scada"}],"references":[{"url":"https://www.cisa.gov/uscert/ics/advisories/icsa-21-229-03","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33021"},{"url":"https://github.com/advisories/GHSA-8c36-rqcc-rv4q"}],"sources":{"cve":[{"id":"CVE-2021-33021","title":"xArrow SCADA Cross-site Scripting","description":"xArrow SCADA versions 7.2 and prior is vulnerable to cross-site scripting due to parameter ‘edate’ of the resource xhisalarm.htm, which may allow an unauthorized attacker to execute arbitrary code.","status":"published","published":"2022-05-16T17:53:01Z","modified":"2025-04-16T16:21:01.016Z","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":"2026-11-02T14:33:10.204494Z"}],"euvd":[{"id":"EUVD-2021-19742","description":"xArrow SCADA versions 7.2 and prior is vulnerable to cross-site scripting due to parameter ‘edate’ of the resource xhisalarm.htm, which may allow an unauthorized attacker to execute arbitrary code.","status":"published","published":"2022-05-16T17:53:01Z","modified":"2025-04-16T16:21:01Z","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":"2026-11-02T20:52:24.329168Z"}],"ghsa":[{"id":"GHSA-8c36-rqcc-rv4q","title":"xArrow SCADA versions 7.2 and prior is vulnerable to cross-site scripting due to parameter ‘edate...","description":"xArrow SCADA versions 7.2 and prior is vulnerable to cross-site scripting due to parameter ‘edate’ of the resource xhisalarm.htm, which may allow an unauthorized attacker to execute arbitrary code.","status":"published","published":"2022-05-17T00:00:34Z","modified":"2023-02-03T05:01:07Z","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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:52:54.936724Z"}],"nvd":[{"id":"CVE-2021-33021","description":"xArrow SCADA versions 7.2 and prior is vulnerable to cross-site scripting due to parameter ‘edate’ of the resource xhisalarm.htm, which may allow an unauthorized attacker to execute arbitrary code.","status":"published","published":"2022-05-16T18:15:08.287Z","modified":"2026-06-17T03:54:01.6Z","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":"2026-11-02T14:07:06.029737Z"}]}}