CVE-2026-90703
CriticalCVSS 9.1Summary
A vulnerability has been found in D-Link DWR-M921 1.1.52 in the system function of the file /boafrm/formDiskCreateShare. Manipulation of the folderpath argument leads to OS command injection. The attack can be launched remotely, and the exploit has been publicly disclosed and may be used.
Risk Assessment
A remote attacker can execute arbitrary OS commands on the device, potentially leading to full router compromise and network traffic interception. Public availability of the exploit increases the risk of rapid exploitation.
Recommendation
Update D-Link DWR-M921 firmware to a version containing the fix or disable/remove the device from exposure to untrusted networks. Restrict access to the management interface and monitor logs for unusual commands.
Other vulnerabilities in D-Link DWR-M921
See all- CVE-2026-90706Medium
A vulnerability was identified in D-Link DWR-M921 1.1.52. It affects the formWsc function of the file /boafrm/formWsc. Manipulation of the targetAPSsid argument leads to OS command injection. The attack can be carried out remotely, and the exploit is publicly available and may be used.
- CVE-2026-90705Medium
A vulnerability was determined in D-Link DWR-M921 1.1.52. It affects the formsysCmd function of the file /boafrm/formsysCmd of the Boa Dispatch Table component. Manipulation of the sysCmd argument can lead to OS command injection. The attack can be executed remotely, and the exploit has been publicly disclosed and may be utilized.
- CVE-2026-90704Medium
In D-Link DWR-M921 1.1.52, the system function in /boafrm/formDiskPartition mishandles the devicename argument, leading to command injection. The attack can be launched remotely and the exploit has been publicly disclosed.
- CVE-2026-90702Critical
A flaw has been found in D-Link DWR-M921 1.1.52 in the system function of the file /boafrm/formDiskFormat. Manipulation of the partition argument causes OS command injection. The attack may be initiated remotely, and the exploit has been published and may be used.
Original NVD description (English source)
A vulnerability has been found in D-Link DWR-M921 1.1.52. The affected element is the function system of the file /boafrm/formDiskCreateShare. Such manipulation of the argument folderpath leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.