CVE-2026-2168CWE-74CWE-77

D-Link DWR-M921 formLtefotaUpgradeQuectel sub_419920 command injection

Medium · published February 8, 2026

CVSS v4.0
5.3
EPSS
4%
Percentile
89.9
In the wild
Unconfirmed
What it is

A flaw has been found in D-Link DWR-M921 1.1.50. This affects the function sub_419920 of the file /boafrm/formLtefotaUpgradeQuectel. This manipulation of the argument fota_url causes command injection. It is possible to initiate the attack remotely. The exploit has been published and may be used.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.03784 · 89.9th percentile
Weaknesses
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'); CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2026-02-08T17:32Z
EPSS history
Timeline
  • 08 FEB 17:32Z
    D-Link DWR-M921 formLtefotaUpgradeQuectel sub_419920 command injection
    cvelistv5