CVE-2026-90705: D-Link DWR-M921 Boa Dispatch Table formsysCmd os command injection

Severity: medium (CVSS 6.6 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-14 · updated 2026-09-16
Weakness: CWE-77

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.

Affected products

D-Link DWR-M921: 1.1.52

References

https://gist.github.com/H3rmesk1t/42bca7c81530b8419811ddcbd39b3b56
https://vuldb.com/cve/CVE-2026-90705
https://vuldb.com/submit/917697
https://vuldb.com/vuln/403247
https://vuldb.com/vuln/403247/cti
https://www.dlink.com/

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