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Unrated severityNVD Advisory· Published Jan 5, 2024· Updated Jun 3, 2025

QTS, QuTS hero

CVE-2023-39296

Description

A prototype pollution vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to override existing attributes with ones that have incompatible type, which may lead to a crash via a network.

We have already fixed the vulnerability in the following versions: QTS 5.1.3.2578 build 20231110 and later QuTS hero h5.1.3.2578 build 20231110 and later

AI Insight

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

Affected products

4
  • Qnap/Qtsllm-fuzzy
    Range: <5.1.3.2578 build 20231110
  • Qnap/Quts Herollm-fuzzy
    Range: <h5.1.3.2578 build 20231110
  • QNAP Systems Inc./QTSv5
    Range: 5.1.x
  • QNAP Systems Inc./QuTS herov5
    Range: h5.1.x

Patches

Vulnerability mechanics

References

1

News mentions

0

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