CVE-2026-90702

D-Link DWR-M921 formDiskFormat system os command injection

State: Published
Severity: 9.4 Critical
Published: Sep 14, 2026
Updated: Sep 15, 2026
Reserved: Sep 13, 2026

Description

A flaw has been found in D-Link DWR-M921 1.1.52. Impacted is the function system of the file /boafrm/formDiskFormat. This manipulation of the argument partition causes os command injection. The attack may be initiated remotely. The exploit has been published and may be used.

Scores

CVSS	Score	Vector	Source
4.0	9.4 Critical	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P	VulDB
3.1	9.1 Critical	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R	VulDB
3.0	9.1 Critical	CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R	VulDB
2.0	8.3 High	AV:N/AC:L/Au:M/C:C/I:C/A:C/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-403244 | D-Link DWR-M921 formDiskFormat system os command injectionvdb-entrytechnical-description
VDB-403244 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
CVE-2026-90702 | CVE Analysis and Reportthird-party-advisory
Submit #917692 | D-Link Router D-Link DWR-M921 V1.1.52 Command Injectionthird-party-advisory
https://gist.github.com/H3rmesk1t/1f7efbf4584ce13222e8b0c669e7784aexploit
https://www.dlink.com/product

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