CVE-2026-12807: Command Injection in Edimax BR-6478AC V2
CVE-2026-12807 is a command injection vulnerability in Edimax BR-6478AC V2 version 1.23. It affects the setWAN function in the /goform/setWAN POST request handler, where manipulation of certain username parameters can lead to remote command execution. The vulnerability has a medium severity score of 5.3 and no official patch or remediation has been provided by the vendor. Exploit details have been made public, but no known exploits in the wild are reported.
AI Analysis
Technical Summary
This vulnerability in Edimax BR-6478AC V2 firmware version 1.23 allows remote attackers to perform command injection via the pppUserName, pptpUserName, or L2TPUserName parameters in the setWAN function of the /goform/setWAN POST request handler. The vendor was contacted but did not respond or provide a fix. The CVSS 4.0 base score is 5.3, indicating medium severity with network attack vector, low complexity, no privileges required, and no user interaction needed. The vulnerability could allow partial impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary commands on the affected device, potentially compromising device integrity and availability. The impact on confidentiality, integrity, and availability is rated low to partial. No known active exploitation in the wild has been reported.
Mitigation Recommendations
No official fix or patch is currently available from the vendor. Users should monitor vendor communications for updates. Until a patch is released, restricting network access to the device's management interface and avoiding exposure to untrusted networks may reduce risk. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
CVE-2026-12807: Command Injection in Edimax BR-6478AC V2
Description
CVE-2026-12807 is a command injection vulnerability in Edimax BR-6478AC V2 version 1.23. It affects the setWAN function in the /goform/setWAN POST request handler, where manipulation of certain username parameters can lead to remote command execution. The vulnerability has a medium severity score of 5.3 and no official patch or remediation has been provided by the vendor. Exploit details have been made public, but no known exploits in the wild are reported.
CVSS v4.0
Score 5.3medium
Affected software
cpe:2.3:a:edimax:br-6478ac_v2:*:*:*:*:*:*:*:*AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Edimax BR-6478AC V2 firmware version 1.23 allows remote attackers to perform command injection via the pppUserName, pptpUserName, or L2TPUserName parameters in the setWAN function of the /goform/setWAN POST request handler. The vendor was contacted but did not respond or provide a fix. The CVSS 4.0 base score is 5.3, indicating medium severity with network attack vector, low complexity, no privileges required, and no user interaction needed. The vulnerability could allow partial impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary commands on the affected device, potentially compromising device integrity and availability. The impact on confidentiality, integrity, and availability is rated low to partial. No known active exploitation in the wild has been reported.
Mitigation Recommendations
No official fix or patch is currently available from the vendor. Users should monitor vendor communications for updates. Until a patch is released, restricting network access to the device's management interface and avoiding exposure to untrusted networks may reduce risk. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-06-21T04:19:53.706Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a38486ceed863c81e52ad94
Added to database: 06/21/2026, 20:24:12 UTC
Last enriched: 06/21/2026, 20:39:04 UTC
Last updated: 06/21/2026, 22:35:58 UTC
Views: 9
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