CVE-2025-71383 Dbit WIFI4 N300 - Denial of Service

Dbit WIFI4 N300 1.0.0 contains a denial of service caused by an error in JSON parser when a request from local Wi-Fi network lacks /api/login username or password field, letting local attackers crash the management interface.

CVSS base score 9.8 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.36% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
6 October 2026
Updated
15 October 2026
Weakness
CWE-20

Vendor fix

Update to the latest version or apply vendor patches addressing the JSON parser error.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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