CVE-2026-12807

MEDIUM 6.3

Edimax BR-6478AC V2 POST Request setWAN command injection

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was found in Edimax BR-6478AC V2 1.23. This affects the function setWAN of the file /goform/setWAN of the component POST Request Handler. The manipulation of the argument pppUserName/pptpUserName/L2TPUserName results in command injection. It is possible to launch the attack 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.

CWE	CWE-77 CWE-74
Vendor	edimax
Product	br-6478ac v2
Published	Jun 21, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Edimax / BR-6478AC V2

1.23

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/372601 vuldb.com: https://vuldb.com/vuln/372601/cti vuldb.com: https://vuldb.com/cve/CVE-2026-12807 vuldb.com: https://vuldb.com/submit/836669 lavender-bicycle-a5a.notion.site: https://lavender-bicycle-a5a.notion.site/EDIMAX-BR6478ACV2-setWAN-34b53a41781f80b98c4be24d8cae61b1?source=copy_link

Credits

🔍 yhryhryhr_tu (VulDB User) VulDB CNA Team