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CVE-2026-7069— D-Link DIR-825 miniupnpd upnpsoap.c AddPortMapping buffer overflow

Quick assessment

Affected
D-Link DIR-825
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.

D-Link DIR-825是中国友讯（D-Link）公司的一款路由器。 D-Link DIR-825 3.00b32及之前版本存在缓冲区错误漏洞，该漏洞源于miniupnpd组件中upnpsoap.c文件AddPortMapping函数对参数NewPortMappingDescription的操作，可能导致缓冲区溢出。

CVSS 8.0 · High EPSS 0.74% · P53

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-7069

Vulnerability Information
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Vulnerability Title
D-Link DIR-825 miniupnpd upnpsoap.c AddPortMapping buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in D-Link DIR-825 up to 3.00b32. This impacts the function AddPortMapping of the file upnpsoap.c of the component miniupnpd. Performing a manipulation of the argument NewPortMappingDescription results in buffer overflow. The attack needs to be approached within the local network. The exploit has been released to the public and may be used for attacks. This vulnerability only affects products that are no longer supported by the maintainer.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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
Vulnerability Title
D-Link DIR-825 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-825是中国友讯（D-Link）公司的一款路由器。 D-Link DIR-825 3.00b32及之前版本存在缓冲区错误漏洞，该漏洞源于miniupnpd组件中upnpsoap.c文件AddPortMapping函数对参数NewPortMappingDescription的操作，可能导致缓冲区溢出。
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
D-Link DIR-825 3.00b32 -

II. Public POCs for CVE-2026-7069

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III. Intelligence Information for CVE-2026-7069

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Vendor Advisories for CVE-2026-7069 (1)

Security Blog Posts for CVE-2026-7069 (1)

Vendor Pages for CVE-2026-7069 (1)

IV. Related Vulnerabilities

Same product: DIR-825
Same vendor: D-Link
Same weakness: CWE-120

V. Comments for CVE-2026-7069

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