Vulnerability Details CVE-2025-30265
A buffer overflow vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains a user account, they can then exploit the vulnerability to modify memory or crash processes.
We have already fixed the vulnerability in the following versions:
QTS 5.2.5.3145 build 20250526 and later
QuTS hero h5.2.5.3138 build 20250519 and later
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 42.7%
CVSS Severity
CVSS v3 Score 6.5
Products affected by CVE-2025-30265
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cpe:2.3:o:qnap:qts:5.2.0.2737
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cpe:2.3:o:qnap:qts:5.2.0.2744
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cpe:2.3:o:qnap:qts:5.2.0.2782
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cpe:2.3:o:qnap:qts:5.2.0.2802
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cpe:2.3:o:qnap:qts:5.2.0.2823
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cpe:2.3:o:qnap:qts:5.2.0.2851
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cpe:2.3:o:qnap:qts:5.2.0.2860
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cpe:2.3:o:qnap:qts:5.2.1.2930
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cpe:2.3:o:qnap:qts:5.2.2.2950
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cpe:2.3:o:qnap:qts:5.2.3.3006
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cpe:2.3:o:qnap:qts:5.2.4.3070
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cpe:2.3:o:qnap:qts:5.2.4.3079
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cpe:2.3:o:qnap:qts:5.2.4.3092
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cpe:2.3:o:qnap:quts_hero:h5.2.0.2737
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cpe:2.3:o:qnap:quts_hero:h5.2.0.2782
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cpe:2.3:o:qnap:quts_hero:h5.2.0.2789
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cpe:2.3:o:qnap:quts_hero:h5.2.0.2802
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cpe:2.3:o:qnap:quts_hero:h5.2.0.2823
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cpe:2.3:o:qnap:quts_hero:h5.2.0.2851
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cpe:2.3:o:qnap:quts_hero:h5.2.0.2860
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cpe:2.3:o:qnap:quts_hero:h5.2.1.2929
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cpe:2.3:o:qnap:quts_hero:h5.2.1.2940
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cpe:2.3:o:qnap:quts_hero:h5.2.2.2952
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cpe:2.3:o:qnap:quts_hero:h5.2.3.3006
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cpe:2.3:o:qnap:quts_hero:h5.2.4.3070
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cpe:2.3:o:qnap:quts_hero:h5.2.4.3079