CVE-2026-31846
Unauthenticated Credential Disclosure via /goform/ate in Nexxt Nebula 300+
- State
- Published
- Severity
- 7.1 High
- Published
- Mar 23, 2026
- Updated
- Aug 10, 2026
- Reserved
- Mar 9, 2026
Description
Missing authentication in the /goform/ate endpoint in Nexxt Solutions Nebula 300+ firmware through version 12.01.01.37 allows an adjacent unauthenticated attacker to retrieve sensitive device information, including the administrator password. An attacker can decode this value to obtain valid administrative credentials and authenticate to the device.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.1 High | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N | TuranSec |
| 3.1 | 6.5 Medium | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N | TuranSec |
| 2.0 | 6.1 Medium | AV:A/AC:L/Au:N/C:C/I:N/A:N | TuranSec |
Weaknesses
- CWE-306 Missing Authentication for Critical Function
Affected Products
| Product | Versions |
|---|---|
Nebula 300+ / Tenda F3 V2.0 FirmwareNexxt Solutions |
|
References
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