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CVE-2025-30274— QTS, QuTS hero

Quick assessment

Affected
QNAP Systems Inc. QTS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

QNAP QTS和QNAP QuTS hero都是中国台湾威联通科技（QNAP）公司的一个具有数据存储与管理功能的软件。 QNAP QTS 5.2.5.3145版本之前版本和QNAP QuTS hero h5.2.5.3138版本之前版本存在代码问题漏洞，该漏洞源于空指针取消引用，可能导致拒绝服务攻击。

AI Predicted 5.3 Difficulty: Easy EPSS 0.31% · P24

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2025-30274

Vulnerability Information
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Vulnerability Title
QTS, QuTS hero
Source: CVE Program / CVE List V5
Vulnerability Description
A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If can then exploit the vulnerability to launch a denial-of-service (DoS) attack. 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
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
空指针解引用
Source: CVE Program / CVE List V5
Vulnerability Title
QNAP QTS和QNAP QuTS hero 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
QNAP QTS和QNAP QuTS hero都是中国台湾威联通科技（QNAP）公司的一个具有数据存储与管理功能的软件。 QNAP QTS 5.2.5.3145版本之前版本和QNAP QuTS hero h5.2.5.3138版本之前版本存在代码问题漏洞，该漏洞源于空指针取消引用，可能导致拒绝服务攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
QNAP Systems Inc. QTS 5.2.x ~ 5.2.5.3145 build 20250526 -
QNAP Systems Inc. QuTS hero h5.2.x ~ h5.2.5.3138 build 20250519 -

II. Public POCs for CVE-2025-30274

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III. Intelligence Information for CVE-2025-30274

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Same Patch Batch · QNAP Systems Inc. · 2025-08-29 · 41 CVEs total

CVE-2025-29888 File Station 5
CVE-2025-30261 Qsync Central
CVE-2025-30260 Qsync Central
CVE-2025-29900 File Station 5
CVE-2025-29899 File Station 5
CVE-2025-29898 Qsync Central
CVE-2025-29894 Qsync Central
CVE-2025-29893 Qsync Central
CVE-2025-29890 File Station 5
CVE-2025-29889 File Station 5
CVE-2025-30262 Qsync Central
CVE-2025-29887 QuRouter 2.5
CVE-2025-29886 File Station 5
CVE-2025-29882 QTS, QuTS hero
CVE-2025-29879 File Station 5
CVE-2025-29878 File Station 5
CVE-2025-29875 File Station 5
CVE-2025-29874 File Station 5
CVE-2025-22483 License Center
CVE-2024-12923 Photo Station

Showing top 20 of 41 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: QTS
Same vendor: QNAP Systems Inc.
Same weakness: CWE-476

V. Comments for CVE-2025-30274

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