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Medium severity4.3NVD Advisory· Published May 5, 2022· Updated Jun 17, 2026

CVE-2021-44054

CVE-2021-44054

Description

An open redirect vulnerability has been reported to affect QNAP device running QuTScloud, QuTS hero and QTS. If exploited, this vulnerability allows attackers to redirect users to an untrusted page that contains malware. 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 h5.0.0.1949 build 20220215 and later QuTS hero h4.5.4.1951 build 20220218 and later QTS 5.0.0.1986 build 20220324 and later QTS 4.5.4.1991 build 20220329 and later

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

21
  • QNAP Systems Inc./QuTScloudv5
    Range: unspecified
  • QNAP Systems Inc./QuTS herov5
    Range: unspecified
  • QNAP Systems Inc./QTSv5
    Range: unspecified
  • Qnap/Qtsllm-fuzzy14 versions
    5.0.0.1986 build 20220324 and later, 4.5.4.1991 build 20220329 and later+ 13 more
    • (no CPE)range: 5.0.0.1986 build 20220324 and later, 4.5.4.1991 build 20220329 and later
    • cpe:2.3:a:qnap:qts:*:*:*:*:*:*:*:*range: >=5.0.0.1716,<5.0.0.1986
    • cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*range: >=4.3.3.0174,<4.3.3.1945
    • cpe:2.3:o:qnap:qts:4.2.6:build_20170517:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:4.2.6:build_20190322:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:4.2.6:build_20190730:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:4.2.6:build_20190921:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:4.2.6:build_20191107:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:4.2.6:build_20200109:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:4.2.6:build_20200421:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:4.2.6:build_20200611:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:4.2.6:build_20200821:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:4.2.6:build_20210327:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:4.2.6:build_20211215:*:*:*:*:*:*
  • Qnap/QuTScloudllm-fuzzy2 versions
    c5.0.1.1949 and later+ 1 more
    • (no CPE)range: c5.0.1.1949 and later
    • cpe:2.3:o:qnap:qutscloud:*:*:*:*:*:*:*:*range: <c5.0.1.1998
  • Qnap/Quts Herollm-fuzzy2 versions
    h5.0.0.1949 build 20220215 and later, h4.5.4.1951 build 20220218 and later+ 1 more
    • (no CPE)range: h5.0.0.1949 build 20220215 and later, h4.5.4.1951 build 20220218 and later
    • cpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:*range: <h4.5.4.1771

Patches

Vulnerability mechanics

References

1

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