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CVE-2026-49315

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 HarmonyOS是中国Huawei公司的一个分布式操作系统平台。 Huawei HarmonyOS 4.3.3版本、4.3.1版本、4.3.0版本、4.2.0版本和4.0.0版本，以及Huawei EMUI 16.0.0版本、15.0.0版本、14.2.0版本和14.0.0版本存在权限许可和访问控制问题漏洞，该漏洞源于输入设备模块的拒绝服务漏洞，成功利用该漏洞可能影响系统可用性。

CVSS 7.1 · High EPSS 0.11% · P1

Possible ATT&CK Techniques 1 AI

T1029 · Scheduled Transfer

Affected Version Matrix 9

VendorProduct Version RangeStatus
Huawei EMUI 16.0.0 affected
15.0.0 affected
14.2.0 affected
14.0.0 affected
Huawei HarmonyOS 4.3.3 affected
4.3.1 affected
4.3.0 affected
4.2.0 affected
4.0.0 affected
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I. Basic Information for CVE-2026-49315

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
DoS vulnerability in the input device 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:C/C:N/I:N/A:H
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 HarmonyOS 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Huawei HarmonyOS是中国Huawei公司的一个分布式操作系统平台。 Huawei HarmonyOS 4.3.3版本、4.3.1版本、4.3.0版本、4.2.0版本和4.0.0版本，以及Huawei EMUI 16.0.0版本、15.0.0版本、14.2.0版本和14.0.0版本存在权限许可和访问控制问题漏洞，该漏洞源于输入设备模块的拒绝服务漏洞，成功利用该漏洞可能影响系统可用性。
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 4.3.3 -
Huawei EMUI 16.0.0 -

II. Public POCs for CVE-2026-49315

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III. Intelligence Information for CVE-2026-49315

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Vendor Advisories for CVE-2026-49315 (2)

Same Patch Batch · Huawei · 2026-09-09 · 11 CVEs total

CVE-2026-49310 8.6 HIGH Huawei HarmonyOS 权限许可和访问控制问题漏洞
CVE-2026-49314 7.3 HIGH Huawei HarmonyOS 缓冲区错误漏洞
CVE-2026-49311 6.2 MEDIUM Huawei HarmonyOS 权限许可和访问控制问题漏洞
CVE-2026-41987 6.2 MEDIUM Huawei HarmonyOS 权限许可和访问控制问题漏洞
CVE-2026-81646 5.9 MEDIUM Huawei HarmonyOS 缓冲区错误漏洞
CVE-2026-49313 5.5 MEDIUM Huawei HarmonyOS 权限许可和访问控制问题漏洞
CVE-2026-81647 5.3 MEDIUM Huawei HarmonyOS 数字错误漏洞
CVE-2026-49309 4.8 MEDIUM Huawei HarmonyOS 权限许可和访问控制问题漏洞
CVE-2026-81644 4.3 MEDIUM Huawei HarmonyOS 权限许可和访问控制问题漏洞
CVE-2026-49312 4.0 MEDIUM Huawei HarmonyOS 权限许可和访问控制问题漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-49315

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