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CVE-2026-9402· NVD / CVE Program· CNA VulDB

Edimax BR-6675nD POST Request formWlanMP command injection

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.

LowCVSS 2.1 · v4.0—No exploit No fix recorded
Published
May 24, 2026
Updated
Jul 23, 2026
EPSS
2.4% · 83th percentile
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Report tools

JSON

Action score

9

Monitor

Low priority for now.

CVSS
8 / 40 · 2.1 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 2.4%

CISA SSVC decision

Exploitation
proof of concept
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · VulDB
5.3
NVD has not scored this yet; the score shown is the CNA’s.

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

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

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Affected systems

—

Versions reported by the vendor

Affected version ranges reported by the assigning authority (VulDB). Independent of NVD's CPE analysis and usually ahead of it.

  • Edimax BR-6675nD

    • 1.12affected

Same product

edimax: all records

Other highest-scoring records for the same primary product.

  • CVE-2026-9403Edimax BR-6675nD POST Request formWlSiteSurvey buffer overflow
    29Monitor
  • CVE-2026-9401Edimax BR-6675nD POST Request formWanTcpipSetup buffer overflow
    29Monitor
  • CVE-2026-9399Edimax BR-6675nD POST Request formsetPPPoE buffer overflow
    29Monitor
  • CVE-2026-9382Edimax BR-6675nD POST Request formPPTPSetup buffer overflow
    29Monitor
  • CVE-2026-9381Edimax BR-6675nD POST Request formPPPoESetup buffer overflow
    29Monitor
  • CVE-2026-9380Edimax BR-6675nD POST Request formL2TPSetup buffer overflow
    29Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2026-93780 days apartEdimax BR-6675nD POST Request formHwSet command injection
    9Monitor
  • CVE-2026-93790 days apartEdimax BR-6675nD POST Request formWpsStart command injection
    9Monitor
  • CVE-2026-94000 days apartEdimax BR-6675nD POST Request formUSBStorage command injection
    9Monitor
  • CVE-2026-94231 days apartEdimax BR-6675nD POST Request mp command injection
    9Monitor
  • CVE-2026-94391 days apartEdimax BR-6675nD stainfo command injection
    9Monitor

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
Integrity
Availability
Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
X

Weakness class (CWE)

CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CVSS vector

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records