# CVE-2026-9423: Edimax BR-6675nD command injection in POST Request Handler

Source: https://junglewise.ai/threats/cve-2026-9423-edimax-br-6675nd-command-injection-in-post-request-handler  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-05-25. Updated: 2026-05-26  
License: CC BY 4.0 with a link back

CVE-2026-9423 · Severity: medium · CVSS 4.7 · Published 2026-05-25

A security vulnerability exists in the Edimax BR-6675nD wireless router. An attacker with administrative access can remotely execute unauthorized commands on the device. This could lead to a complete takeover of the router, potentially allowing the attacker to monitor network traffic or disrupt internet connectivity.

Technologies: [Edimax BR-6675nD](https://junglewise.ai/threats/technologies/br-6675nd). Vendors: [Edimax](https://junglewise.ai/threats/vendors/edimax).

## Quick answers

**Is CVE-2026-9423 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-9423 being exploited in the wild.

**How severe is CVE-2026-9423?** Medium severity, with a CVSS score of 4.7, published 25 May 2026.

**Which products and versions are affected?** Edimax BR-6675nD 1.12.

**Is there a fix for CVE-2026-9423?** 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-2026-9423 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-9423?** Check whether you run Edimax BR-6675nD 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

A command injection vulnerability exists in the Edimax BR-6675nD router version 1.12. The flaw is located within the 'mp' function of the '/goform/mp' file, which serves as a POST request handler. By manipulating the 'command' argument in a POST request, a remote attacker with high privileges (PR:H) can execute arbitrary commands on the underlying operating system. While the attack requires authentication, a public exploit has been released, increasing the risk of exploitation. The vendor has reportedly not responded to disclosure attempts, and no patch is currently available.

## Affected products

- Edimax BR-6675nD 1.12

## Timeline

- 2026-05-25: advisory: Vulnerability published on NVD
- 2026-05-25: disclosed: Public exploit released

## References

- [https://lavender-bicycle-a5a.notion.site/EDIMAX-BR-6675nD-mp-34b53a41781f80809ca0d76d7cec80ad?source=copy_link](https://lavender-bicycle-a5a.notion.site/EDIMAX-BR-6675nD-mp-34b53a41781f80809ca0d76d7cec80ad?source=copy_link)
- [https://vuldb.com/submit/811568](https://vuldb.com/submit/811568)
- [https://vuldb.com/vuln/365404](https://vuldb.com/vuln/365404)
- [https://vuldb.com/vuln/365404/cti](https://vuldb.com/vuln/365404/cti)

## Related threats

- [Edimax BR-6675nD command injection in /goform/stainfo](https://junglewise.ai/threats/cve-2026-9439-edimax-br-6675nd-command-injection-in-goform-stainfo)
- [Edimax BR-6675nD buffer overflow in formWlSiteSurvey](https://junglewise.ai/threats/cve-2026-9403-edimax-br-6675nd-buffer-overflow-in-formwlsitesurvey)
- [Edimax BR-6675nD command injection in formWlanMP](https://junglewise.ai/threats/cve-2026-9402-edimax-br-6675nd-command-injection-in-formwlanmp)
- [Edimax BR-6675nD buffer overflow in formWanTcpipSetup](https://junglewise.ai/threats/cve-2026-9401-edimax-br-6675nd-buffer-overflow-in-formwantcpipsetup)
- [Edimax BR-6675nD command injection in formUSBStorage](https://junglewise.ai/threats/cve-2026-9400-edimax-br-6675nd-command-injection-in-formusbstorage)