{"cve":"CVE-2021-44051","nvd":{"published":"2022-05-05T17:15:10.160","modified":"2026-06-17T04:11:51.410","status":"Modified","description":"A command injection vulnerability has been reported to affect QNAP NAS running QuTScloud, QuTS hero and QTS. If exploited, this vulnerability allows remote attackers to run arbitrary commands. We have already fixed this vulnerability in the following versions of QuTScloud, QuTS hero and QTS: QuTScloud c5.0.1.1949 and later QuTS hero h5.0.0.1986 build 20220324 and later QTS 5.0.0.1986 build 20220324 and later","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-77"],"references":["https://www.qnap.com/en/security-advisory/qsa-22-16","https://www.qnap.com/en/security-advisory/qsa-22-16"],"products":["qnap:qts","qnap:quts_hero","qnap:qutscloud"],"source":"nvd","synced_at":"2026-10-19T21:30:03.577988018+00:00"},"epss":{"cve":"CVE-2021-44051","score":0.01659,"percentile":0.76649,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}