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CVE-2026-120226— Hangzhou Xiongmai Technology P2PAPI.dll P2P SDK P2PAPI_Connect buffer overflow

Quick assessment

Affected
Hangzhou Xiongmai Technology P2PAPI.dll
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.

在 Windows 平台上，杭州雄迈科技的 P2PAPI.dll（版本 1.3.3.32）中检测到一个安全漏洞。该漏洞影响 P2P SDK 组件中的 P2PAPI_Connect 函数。由于该函数在处理包含字符串的输入参数时存在缺陷，攻击者可利用该缺陷引发缓冲区溢出。此漏洞需通过本地攻击方式利用。目前该漏洞的利用方式已公开披露，可能被攻击者利用。厂商已在此漏洞披露初期被联系，但至今未作出任何回应。

CVSS 3.3 · Low

Affected Version Matrix 1

VendorProduct Version RangeStatus
Hangzhou Xiongmai Technology P2PAPI.dll 1.3.3.32 affected
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I. Basic Information for CVE-2026-120226

Vulnerability Information
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Vulnerability Title
Hangzhou Xiongmai Technology P2PAPI.dll P2P SDK P2PAPI_Connect buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in Hangzhou Xiongmai Technology P2PAPI.dll 1.3.3.32 on Windows. Affected by this issue is the function P2PAPI_Connect of the component P2P SDK. Such manipulation of the argument input as part of String leads to buffer overflow. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Hangzhou Xiongmai Technology P2PAPI.dll 1.3.3.32 cpe:2.3:a:hangzhou_xiongmai_technology:p2papi.dll:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-120226

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III. Intelligence Information for CVE-2026-120226

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Proof of Concept for CVE-2026-120226 (1)

Other References for CVE-2026-120226 (4)

IV. Related Vulnerabilities

Same weakness: CWE-120