# CVE-2026-73125: Ebyte NE2-D11 missing authentication in web management interface

Source: https://junglewise.ai/threats/cve-2026-73125-ebyte-ne2-d11-missing-authentication-in-web-management-interface  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-08-28. Updated: 2026-09-25  
License: CC BY 4.0 with a link back

CVE-2026-73125 · Severity: critical · CVSS 9.8 · Published 2026-08-28

Ebyte NE2-D11 is a network gateway device used in critical manufacturing and energy sectors. The web management interface fails to consistently enforce authentication for administrative functions, allowing unauthenticated attackers to access sensitive configuration, modify device settings, or disrupt device availability without credentials.

Technologies: [Ebyte NE2-D11](https://junglewise.ai/threats/technologies/ne2-d11). Vendors: [Ebyte](https://junglewise.ai/threats/vendors/ebyte).

## Quick answers

**Is CVE-2026-73125 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-73125 being exploited in the wild.

**How severe is CVE-2026-73125?** Critical severity, with a CVSS score of 9.8, published 28 August 2026.

**Which products and versions are affected?** Ebyte NE2-D11 FW-9167-0-11.

**Is there a fix for CVE-2026-73125?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-73125 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-73125?** Check whether you run Ebyte NE2-D11 at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The vulnerability is a missing authentication flaw (CWE-306) in the web management interface of Ebyte NE2-D11 firmware version FW-9167-0-11. The root cause stems from inconsistent authentication enforcement, with the advisory also documenting related issues including client-side authentication bypass, cleartext credential exposure, and unprotected sensitive communications. An unauthenticated remote attacker on the network can directly access administrative functionality without valid credentials or user interaction. Exploitation leads to unauthorized administrative access, configuration disclosure, modification, and denial of service. Ebyte acknowledged the vulnerabilities but has not provided patches or confirmed patch status.

## Affected products

- Ebyte NE2-D11 FW-9167-0-11

## Timeline

- 2026-08-25: disclosed: CISA advisory ICSA-26-237-06 published
- 2026-08-28: other: NVD entry created

## References

- [https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-237-06.json](https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-237-06.json)
- [https://www.cisa.gov/news-events/ics-advisories/icsa-26-237-06](https://www.cisa.gov/news-events/ics-advisories/icsa-26-237-06)

## Related threats

- [Ebyte NE2-D11 credentials exposure in configuration export](https://junglewise.ai/threats/cve-2026-77975-ebyte-ne2-d11-credentials-exposure-in-configuration-export)
- [Ebyte NE2-D11 privilege escalation via missing authorization](https://junglewise.ai/threats/cve-2026-77966-ebyte-ne2-d11-privilege-escalation-via-missing-authorization)
- [Ebyte NE2-D11 weak authentication hashing](https://junglewise.ai/threats/cve-2026-76133-ebyte-ne2-d11-weak-authentication-hashing)
- [Ebyte NE2-D11 missing authentication in management interface](https://junglewise.ai/threats/cve-2026-73819-ebyte-ne2-d11-missing-authentication-in-management-interface)
- [Ebyte NE2-D11 authentication bypass in configuration utility](https://junglewise.ai/threats/cve-2026-77977-ebyte-ne2-d11-authentication-bypass-in-configuration-utility)