CVE-2026-12807
Edimax BR-6478AC V2 POST Request setWAN command injection
- State
- Published
- Severity
- 5.3 Medium
- Published
- Jun 21, 2026
- Updated
- Jun 22, 2026
- Reserved
- Jun 21, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | 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 | VulDB |
| 3.1 | 6.3 Medium | 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 | VulDB |
| 3.0 | 6.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.5 Medium | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
BR-6478AC V2Edimax |
|
References
- VDB-372601 | Edimax BR-6478AC V2 POST Request setWAN command injectionvdb-entrytechnical-description
- VDB-372601 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-12807 | CVE Analysis and Reportthird-party-advisory
- Submit #836669 | EDIMAX BR6478ACV2 BR6478ACV2_v1.23 Command Injectionthird-party-advisory
- https://lavender-bicycle-a5a.notion.site/EDIMAX-BR6478ACV2-setWAN-34b53a41781f80b98c4be24d8cae61b1?source=copy_linkexploit
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