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CVE-2025-66329

Quick assessment

Affected
Huawei HarmonyOS
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.

Huawei EMUI和Huawei HarmonyOS都是中国华为（Huawei）公司的产品。Huawei EMUI是一款基于Android开发的移动端操作系统。Huawei HarmonyOS是一个操作系统。提供一个基于微内核的全场景分布式操作系统。 Huawei EMUI和Huawei HarmonyOS存在安全漏洞，该漏洞源于window management权限控制不当，可能影响可用性。

CVSS 4.0 · Medium EPSS 0.08% · P0

Possible ATT&CK Techniques 1 AI

T1565.003 · Runtime Data Manipulation

Affected Version Matrix 12

VendorProduct Version RangeStatus
Huawei EMUI 15.0.0 affected
14.2.0 affected
14.0.0 affected
13.0.0 affected
12.0.0 affected
Huawei HarmonyOS 4.3.1 affected
4.3.0 affected
4.2.0 affected
4.0.0 affected
3.1.0 affected
3.0.0 affected
2.0.0 affected
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I. Basic Information for CVE-2025-66329

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Permission control vulnerability in the window management module. Impact: Successful exploitation of this vulnerability may affect availability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
权限、特权和访问控制
Source: CVE Program / CVE List V5
Vulnerability Title
Huawei EMUI和Huawei HarmonyOS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Huawei EMUI和Huawei HarmonyOS都是中国华为（Huawei）公司的产品。Huawei EMUI是一款基于Android开发的移动端操作系统。Huawei HarmonyOS是一个操作系统。提供一个基于微内核的全场景分布式操作系统。 Huawei EMUI和Huawei HarmonyOS存在安全漏洞，该漏洞源于window management权限控制不当，可能影响可用性。
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
Huawei HarmonyOS 4.3.1 -
Huawei EMUI 15.0.0 -

II. Public POCs for CVE-2025-66329

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III. Intelligence Information for CVE-2025-66329

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Vendor Advisories for CVE-2025-66329 (2)

Same Patch Batch · Huawei · 2025-12-08 · 16 CVEs total

CVE-2025-66324 8.4 HIGH Huawei HarmonyOS 安全漏洞
CVE-2025-66328 8.4 HIGH Huawei HarmonyOS 安全漏洞
CVE-2025-66327 7.1 HIGH Huawei HarmonyOS 安全漏洞
CVE-2025-66326 6.7 MEDIUM Huawei HarmonyOS 安全漏洞
CVE-2025-66325 6.2 MEDIUM Huawei EMUI和Huawei HarmonyOS 安全漏洞
CVE-2025-66323 5.3 MEDIUM Huawei HarmonyOS 安全漏洞
CVE-2025-66320 5.1 MEDIUM Huawei HarmonyOS 安全漏洞
CVE-2025-66321 5.1 MEDIUM Huawei HarmonyOS 安全漏洞
CVE-2025-66322 5.1 MEDIUM Huawei HarmonyOS 安全漏洞
CVE-2025-66330 4.9 MEDIUM Huawei HarmonyOS 安全漏洞
CVE-2025-58279 4.4 MEDIUM Huawei EMUI和Huawei HarmonyOS 安全漏洞
CVE-2025-66331 3.3 LOW Huawei HarmonyOS 安全漏洞
CVE-2025-66332 3.3 LOW Huawei HarmonyOS 安全漏洞
CVE-2025-66333 3.3 LOW Huawei HarmonyOS 安全漏洞
CVE-2025-66334 3.3 LOW Huawei HarmonyOS 安全漏洞

IV. Related Vulnerabilities

Same product: HarmonyOS
Same vendor: Huawei
Same weakness: CWE-264

V. Comments for CVE-2025-66329

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