CVE-2025-30270
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-08-29

Last updated on: 2025-09-22

Assigner: QNAP Systems, Inc.

Description
A path traversal 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 read the contents of unexpected files or system data. 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
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Meta Information
Published
2025-08-29
Last Modified
2025-09-22
Generated
2026-06-16
AI Q&A
2025-08-29
EPSS Evaluated
2026-06-15
NVD
CVE-2025-30270
EUVD
EUVD-2025-27784
Affected Vendors & Products
Showing 26 associated CPEs
Vendor Product Version / Range
qnap qts 5.2.0.2737
qnap qts 5.2.0.2744
qnap qts 5.2.0.2782
qnap qts 5.2.0.2802
qnap qts 5.2.0.2823
qnap qts 5.2.0.2851
qnap qts 5.2.0.2860
qnap qts 5.2.1.2930
qnap qts 5.2.2.2950
qnap qts 5.2.3.3006
qnap qts 5.2.4.3070
qnap qts 5.2.4.3079
qnap qts 5.2.4.3092
qnap quts_hero h5.2.0.2737
qnap quts_hero h5.2.0.2782
qnap quts_hero h5.2.0.2789
qnap quts_hero h5.2.0.2802
qnap quts_hero h5.2.0.2823
qnap quts_hero h5.2.0.2851
qnap quts_hero h5.2.0.2860
qnap quts_hero h5.2.1.2929
qnap quts_hero h5.2.1.2940
qnap quts_hero h5.2.2.2952
qnap quts_hero h5.2.3.3006
qnap quts_hero h5.2.4.3070
qnap quts_hero h5.2.4.3079
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-22 The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
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Executive Summary

This vulnerability is a path traversal issue affecting several QNAP operating system versions. It allows a remote attacker who has gained a user account to exploit the vulnerability to read the contents of files or system data that they should not normally have access to.

Impact Analysis

If exploited, this vulnerability can allow an attacker with a user account to access sensitive or unexpected files and system data, potentially leading to unauthorized disclosure of information and compromising system confidentiality.

Mitigation Strategies

To mitigate this vulnerability, immediately update your QNAP operating system to version QTS 5.2.5.3145 build 20250526 or later, or QuTS hero h5.2.5.3138 build 20250519 or later, where the vulnerability has been fixed. Additionally, restrict remote user account access to trusted users only to reduce the risk of exploitation.

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