CVE-2026-90705

D-Link DWR-M921 Boa Dispatch Table formsysCmd os command injection

State: Published
Severity: 5.1 Medium
Published: Sep 14, 2026
Updated: Sep 16, 2026
Reserved: Sep 13, 2026

Description

A vulnerability was determined in D-Link DWR-M921 1.1.52. This affects the function formsysCmd of the file /boafrm/formsysCmd of the component Boa Dispatch Table. Executing a manipulation of the argument sysCmd can lead to os command injection. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

Scores

CVSS	Score	Vector	Source
4.0	5.1 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P	VulDB
3.1	6.6 Medium	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L/E:P/RL:X/RC:R	VulDB
3.0	6.6 Medium	CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L/E:P/RL:X/RC:R	VulDB
2.0	5.8 Medium	AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-78 OS Command Injection
CWE-77 Command Injection

Affected Products

Product	Versions
DWR-M921D-Link	1.1.52Affected

References

VDB-403247 | D-Link DWR-M921 Boa Dispatch Table formsysCmd os command injectionvdb-entrytechnical-description
VDB-403247 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
CVE-2026-90705 | CVE Analysis and Reportthird-party-advisory
Submit #917697 | D-Link Router D-Link DWR-M921 V1.1.52 Command Injectionthird-party-advisory
https://gist.github.com/H3rmesk1t/42bca7c81530b8419811ddcbd39b3b56exploit
https://www.dlink.com/product

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