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CVE-2026-90699— D-Link DWR-M920 formPinManageSetup sub_41E60C os command injection

Quick assessment

Affected
D-Link DWR-M920
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 D-Link DWR-M920 1.1.7 中已发现一个弱点。该问题影响文件 /boafrm/formPinManageSetup 中的函数 sub_41E60C。对参数 newPin 的操作会导致操作系统命令注入漏洞。攻击者可以从远程发起攻击。利用该漏洞的方法已公开，可能被用于发起攻击。

CVSS 9.9 · Critical

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2026-90699

Vulnerability Information
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Vulnerability Title
D-Link DWR-M920 formPinManageSetup sub_41E60C os command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in D-Link DWR-M920 1.1.7. This issue affects the function sub_41E60C of the file /boafrm/formPinManageSetup. This manipulation of the argument newPin causes os command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
D-Link DWR-M920 1.1.7 cpe:2.3:h:d-link:dwr-m920:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-90699

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-90699

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Proof of Concept for CVE-2026-90699 (1)

Vendor Pages for CVE-2026-90699 (1)

Same Patch Batch · D-Link · 2026-09-14 · 9 CVEs total

CVE-2026-90693 9.9 CRITICAL D-Link DIR-878 WAN Settings SetWan3Settings stack-based overflow
CVE-2026-90692 9.9 CRITICAL D-Link DIR-878 Dynamic DNS IPv6 Settings SetDynamicDNSIPv6Settings stack-based overflow
CVE-2026-90680 9.9 CRITICAL D-Link DIR-823G HNAP1 SetStaticRouteSettings strcpy stack-based overflow
CVE-2026-90703 9.1 CRITICAL D-Link DWR-M921 formDiskCreateShare system os command injection
CVE-2026-90702 9.1 CRITICAL D-Link DWR-M921 formDiskFormat system os command injection
CVE-2026-90706 6.6 MEDIUM D-Link DWR-M921 formWsc os command injection
CVE-2026-90705 6.6 MEDIUM D-Link DWR-M921 Boa Dispatch Table formsysCmd os command injection
CVE-2026-90704 6.6 MEDIUM D-Link DWR-M921 formDiskPartition system command injection

IV. Related Vulnerabilities

Same product: DWR-M920
Same vendor: D-Link
Same weakness: CWE-78

V. Comments for CVE-2026-90699

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