High severity · published Jun 5, 2026
CVE-2026-11339
D-Link DWR-M920 formUSSDSetup sub_41CF20 command injection
8.8
CVSS
3.1%
EPSS
No
On KEV
Description
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 vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.1% · higher than 88% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DW
DWR-M920 · D-Link
1.1.0; 1.1.1; 1.1.2; 1.1.3; 1.1.4; 1.1.5; +34 more · source: vendor
DF
Dwr-m920 Firmware · Dlink
1.1.50 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-11339
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-11339
Exploit
https://github.com/7u7777/Dlink/blob/DWR-M920/formUSSDSetup.md
Third Party Advisory
https://vuldb.com/cve/CVE-2026-11339
Third Party Advisory
https://vuldb.com/submit/832579
Third Party Advisory
https://vuldb.com/vuln/368881
Permissions Required
https://vuldb.com/vuln/368881/cti
Product
https://www.dlink.com/
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