{"id":"CVE-2023-50366","aliases":["EUVD-2023-55167","GHSA-mq59-j27v-h664"],"status":"published","title":"QTS, QuTS hero","description":"A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to inject malicious code via a network.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.6.2722 build 20240402 and later\nQuTS hero h5.1.6.2734 build 20240414 and later","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00243,"percentile":0.15585,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2024-09-06T16:25:57Z","modified":"2026-06-17T06:39:33Z","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/en/security-advisory/qsa-24-20","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-50366"},{"url":"https://github.com/advisories/GHSA-mq59-j27v-h664"}],"sources":{"cve":[{"id":"CVE-2023-50366","title":"QTS, QuTS hero","description":"A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to inject malicious code via a network.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.6.2722 build 20240402 and later\nQuTS hero h5.1.6.2734 build 20240414 and later","status":"published","published":"2024-09-06T16:25:57.242Z","modified":"2024-09-06T17:40:59.844Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:35:34.923818Z"}],"euvd":[{"id":"EUVD-2023-55167","description":"A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to inject malicious code via a network.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.6.2722 build 20240402 and later\nQuTS hero h5.1.6.2734 build 20240414 and later","status":"published","published":"2024-09-06T16:25:57Z","modified":"2024-09-06T17:40:59Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T00:56:01.652315Z"}],"ghsa":[{"id":"GHSA-mq59-j27v-h664","title":"A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating...","description":"A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to inject malicious code via a network.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.6.2722 build 20240402 and later\nQuTS hero h5.1.6.2734 build 20240414 and later","status":"published","published":"2024-09-06T18:31:34Z","modified":"2024-09-06T18:31:40Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:58:11.330333Z"}],"nvd":[{"id":"CVE-2023-50366","description":"A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to inject malicious code via a network.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.1.6.2722 build 20240402 and later\nQuTS hero h5.1.6.2734 build 20240414 and later","status":"published","published":"2024-09-06T17:15:12.907Z","modified":"2026-06-17T06:39:33.063Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:09:19.052418Z"}]}}