CVE-2026-12809: Edimax BR-6478AC V2 POST Request wiz_5in1_redirect command injection

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-21 · updated 2026-10-25
Weakness: CWE-74

Description

A vulnerability was identified in Edimax BR-6478AC V2 1.23. Affected is the function wiz_5in1_redirect of the file /goform/wiz_5in1_redirect of the component POST Request Handler. Such manipulation of the argument newpass leads to command injection. The attack can be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

Edimax BR-6478AC V2: 1.23

References

https://lavender-bicycle-a5a.notion.site/EDIMAX-BR6478ACV2-wiz_5in1_redirect-34b53a41781f80408b3fca68a24f6028?source=copy_link
https://vuldb.com/cve/CVE-2026-12809
https://vuldb.com/submit/836673
https://vuldb.com/vuln/372603
https://vuldb.com/vuln/372603/cti

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