CVE-2026-11339

D-Link DWR-M920 formUSSDSetup sub_41CF20 command injection

CVSS 5.3 MEDIUMEPSS 3.1%CWE-74 CWE-77

Vexday Risk Score

33Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS 5.3EPSS 3.1%KEV nãoPoC públicaNuclei —Metasploit —Patch —

Lifecycle

05 Jun 2026Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

A vulnerability was detected in D-Link DWR-M920 up to 1.1.50. The affected element is the function sub_41CF20 of the file /boafrm/formUSSDSetup. The manipulation of the argument ussdValue results in command injection. It is possible to launch the attack remotely. The exploit is now public and may be used.

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

Affected products

D-Link · DWR-M920

public PoCs found — 1

cve_referencegithub.com/7u7777/Dlink/blob/DWR-M920/formUSSDSetup.mdunverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →

References

https://github.com/7u7777/Dlink/blob/DWR-M920/formUSSDSetup.md https://vuldb.com/cve/CVE-2026-11339 https://vuldb.com/submit/832579 https://vuldb.com/vuln/368881 https://vuldb.com/vuln/368881/cti https://www.dlink.com/