CVE-2026-9297

MEDIUM 5.3 PoC AVAILABLE

Published 2026-05-23 · Last modified 2026-05-26

A security vulnerability has been detected in Edimax BR-6428NS 1.10. Affected is the function formWlbasic of the file /goform/formWlbasic of the component POST Request Handler. The manipulation of the argument repeaterSSID leads to command injection. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

EXPLOIT AVAILABLE

Public exploit or PoC code exists. Modeled probability is still low, but the barrier to attack is reduced — watch closely.

Exploitation likelihood

1.4%chance of exploitation in 30 days · 69th percentile

○ In CISA KEV ● Public exploit / PoC

Impact if exploited

5.3CVSS 4.0 · MEDIUM

ConfidentialityLow
IntegrityLow
AvailabilityLow

What an attacker needs

✓Access: Reachable over the network — no local access needed
⚠Privileges: Requires a low-privilege account
✓User interaction: No user interaction needed
✓Complexity: No special conditions — reliably repeatable
✓Requirements: No special attack requirements

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

PoC https://lavender-bicycle-a5a.notion.site/EDIMAX-BR-6428NS-formWlbasic-34b53a41781f807fb398dbab03bdbb38?source=copy_link

Listed for defensive triage and patch prioritization.

Affected

Vendors Edimax

Products Br 6428ns

Weakness (CWE)

CWE-77: Command injection
CWE-74: 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

References

Sources: NVD · CVE.org · EPSS