CVE-2026-8777: Injection Vulnerability (CVSS 6.3)

Description

A vulnerability was found in Edimax BR-6428NS 1.10. This issue affects the function formStaDrvSetup of the file /goform/formStaDrvSetup of the component POST Request Handler. Performing a manipulation of the argument stadrv_ssid results in command injection. The attack can be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1

6.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVSS 4.0

2.1/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

1.91%

79.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published: May 18, 2026
Last Modified: Oct 26, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2026-8777?

A vulnerability was found in Edimax BR-6428NS 1.10. This issue affects the function formStaDrvSetup of the file /goform/formStaDrvSetup of the component POST Request Handler. Performing a manipulation of the argument stadrv_ssid results in command injection. The attack can be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

How severe is CVE-2026-8777?

CVE-2026-8777 has a CVSS score of 6.3/10 (MEDIUM severity). The EPSS model estimates a 1.91% probability of exploitation in the next 30 days.

How do I fix CVE-2026-8777?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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