CVE-2026-9440

MEDIUM 6.3

Edimax BR-6478AC POST Request formAccept command injection

CVSS Score

6.3

EPSS Score

1.1%

EPSS Percentile

78th

A vulnerability was identified in Edimax BR-6478AC 1.23. Affected by this vulnerability is the function formAccept of the file /goform/formAccept of the component POST Request Handler. Such manipulation of the argument submit-url leads to command injection. It is possible to launch the attack 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.

CWE	CWE-77 CWE-74
Vendor	edimax
Product	br-6478ac
Published	May 25, 2026
Last Updated	May 28, 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

1.23

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/365421 vuldb.com: https://vuldb.com/vuln/365421/cti vuldb.com: https://vuldb.com/submit/818449 lavender-bicycle-a5a.notion.site: https://lavender-bicycle-a5a.notion.site/EDIMAX-BR6478ACV2-formAccept-34b53a41781f800093ccd3404dbc4461?source=copy_link

Credits

🔍 wxhwxhwxh_mie (VulDB User) VulDB CNA Team