CVE-2026-2855— D-Link DWR-M960 DDNS Settings formDdns sub_4648F0 stack-based overflow
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I. Basic Information for CVE-2026-2855
Vulnerability Information
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Vulnerability Title
D-Link DWR-M960 DDNS Settings formDdns sub_4648F0 stack-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability has been found in D-Link DWR-M960 1.01.07. Affected is the function sub_4648F0 of the file /boafrm/formDdns of the component DDNS Settings Handler. The manipulation of the argument submit-url leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
D-Link DWR-M960 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DWR-M960是中国友讯（D-Link）公司的一款路由器。 D-Link DWR-M960 1.01.07版本存在安全漏洞，该漏洞源于DDNS Settings Handler组件中文件/boafrm/formDdns的函数sub_4648F0对参数submit-url的错误操作，可能导致栈缓冲区溢出攻击。
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
II. Public POCs for CVE-2026-2855
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Same Patch Batch · D-Link · 2026-02-20 · 5 CVEs total
| CVE-2026-2857 | 8.8 HIGH | D-Link DWR-M960 Port Forwarding Configuration Endpoint formPortFw sub_423E00 stack-based o |
| CVE-2026-2856 | 8.8 HIGH | D-Link DWR-M960 Filter Configuration Endpoint formFilter sub_424AFC stack-based overflow |
| CVE-2026-2854 | 8.8 HIGH | D-Link DWR-M960 NTP Configuration Endpoint formNtp sub_4611CC stack-based overflow |
| CVE-2026-2853 | 8.8 HIGH | D-Link DWR-M960 System Log Configuration Endpoint formSysLog sub_462E14 stack-based overfl |
IV. Related Vulnerabilities
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D-Link DWR-M960 formDhcpv6s sub_468D64 stack-based overflow - CVE-2026-2959
D-Link DWR-M960 formNewSchedule sub_44E0F8 stack-based overf - CVE-2026-2958
D-Link DWR-M960 formWsc sub_457C5C stack-based overflow
Same vendor: D-Link
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Same weakness: CWE-121
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V. Comments for CVE-2026-2855
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