{"id":"CVE-2020-36194","aliases":["EUVD-2020-23758","GHSA-x4ff-r9rc-hrwg"],"status":"published","title":"XSS Vulnerability in QTS and QuTS heroCommand Injection Vulnerabilities in QTS and QuTS hero","description":"An XSS vulnerability has been reported to affect QNAP NAS running QTS and QuTS hero. If exploited, this vulnerability allows attackers to inject malicious code. This issue affects: QNAP Systems Inc. QTS versions prior to 4.5.2.1566 Build 20210202. QNAP Systems Inc. QuTS hero versions prior to h4.5.2.1638 build 20210414. This issue does not affect: QNAP Systems Inc. QTS 4.5.3.","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":0.00581,"percentile":0.48077,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-07-01T02:00:17Z","modified":"2026-06-17T03:14:58Z","products":[{"vendor":"qnap","product":"qts"},{"vendor":"qnap","product":"quts_hero"},{"vendor":"qnap systems inc.","product":"qts"},{"vendor":"qnap systems inc.","product":"quts hero"}],"references":[{"url":"https://www.qnap.com/zh-tw/security-advisory/qsa-21-32","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36194"},{"url":"https://github.com/advisories/GHSA-x4ff-r9rc-hrwg"}],"sources":{"cve":[{"id":"CVE-2020-36194","title":"XSS Vulnerability in QTS and QuTS heroCommand Injection Vulnerabilities in QTS and QuTS hero","description":"An XSS vulnerability has been reported to affect QNAP NAS running QTS and QuTS hero. If exploited, this vulnerability allows attackers to inject malicious code. This issue affects: QNAP Systems Inc. QTS versions prior to 4.5.2.1566 Build 20210202. QNAP Systems Inc. QuTS hero versions prior to h4.5.2.1638 build 20210414. This issue does not affect: QNAP Systems Inc. QTS 4.5.3.","status":"published","published":"2021-07-01T02:00:17.242Z","modified":"2024-09-17T02:01:31.559Z","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":"2026-11-02T14:35:54.80237Z"}],"euvd":[{"id":"EUVD-2020-23758","description":"An XSS vulnerability has been reported to affect QNAP NAS running QTS and QuTS hero. If exploited, this vulnerability allows attackers to inject malicious code. This issue affects: QNAP Systems Inc. QTS versions prior to 4.5.2.1566 Build 20210202. QNAP Systems Inc. QuTS hero versions prior to h4.5.2.1638 build 20210414. This issue does not affect: QNAP Systems Inc. QTS 4.5.3.","status":"published","published":"2021-07-01T02:00:17Z","modified":"2024-09-17T02:01:31Z","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":"2026-11-03T00:28:44.385816Z"}],"ghsa":[{"id":"GHSA-x4ff-r9rc-hrwg","title":"An XSS vulnerability has been reported to affect QNAP NAS running QTS and QuTS hero. If exploited...","description":"An XSS vulnerability has been reported to affect QNAP NAS running QTS and QuTS hero. If exploited, this vulnerability allows attackers to inject malicious code. This issue affects: QNAP Systems Inc. QTS versions prior to 4.5.2.1566 Build 20210202. QNAP Systems Inc. QuTS hero versions prior to h4.5.2.1638 build 20210414. This issue does not affect: QNAP Systems Inc. QTS 4.5.3.","status":"published","published":"2022-05-24T19:06:47Z","modified":"2023-01-30T05:00:35Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:14.069279Z"}],"nvd":[{"id":"CVE-2020-36194","description":"An XSS vulnerability has been reported to affect QNAP NAS running QTS and QuTS hero. If exploited, this vulnerability allows attackers to inject malicious code. This issue affects: QNAP Systems Inc. QTS versions prior to 4.5.2.1566 Build 20210202. QNAP Systems Inc. QuTS hero versions prior to h4.5.2.1638 build 20210414. This issue does not affect: QNAP Systems Inc. QTS 4.5.3.","status":"published","published":"2021-07-01T02:15:07.157Z","modified":"2026-06-17T03:14:58.777Z","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":"2026-11-02T14:06:44.292752Z"}]}}