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CVE-2026-9402: Edimax BR-6675nD POST Request formWlanMP command injection

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-24 · updated 2026-07-23
• Weakness: CWE-74

Description

A vulnerability was found in Edimax BR-6675nD 1.12. The affected element is the function formWlanMP of the file /goform/formWlanMP of the component POST Request Handler. The manipulation of the argument ateFunc/ateGain/ateRate/ateChan/ateTxCount/e2pTx2Power1/e2pTx2Power2/e2pTx2Power3/e2pTx2Power4/e2pTx2Power5/e2pTx2Power6/e2pTx2Power7/e2pTxPower1/e2pTxPower2/e2pTxPower3/e2pTxPower4/e2pTxPower5/e2pTxPower6/e2pTxPower7/ateTxFreqOffset/ateMode/ateMacID/ateBW/ateAntenna/e2pTxFreqOffset/e2pTxPwDeltaB/e2pTxPwDeltaG/e2pTxPwDeltaMix/readE2P/e2pTxPwDeltaN results in command injection. The attack can be launched 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.

Affected products

• Edimax BR-6675nD: 1.12

References

• https://lavender-bicycle-a5a.notion.site/EDIMAX-BR-6675nD-formWlanMP-34b53a41781f8041aa2ecb4fa1927f59?source=copy_link
• https://vuldb.com/submit/811565
• https://vuldb.com/vuln/365383
• https://vuldb.com/vuln/365383/cti

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