CVE-2026-4228

2.1 lowEPSS 13%

Low (2.1) in lb-link bl-wr9000 firmware. EPSS 13% chance of exploitation in the next 30 days.

A vulnerability was detected in LB-LINK BL-WR9000 2.4.9. This affects the function sub_458754 of the file /goform/set_wifi. The manipulation results in command injection. It is possible to launch the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Severity

CVSS 4.0

2.1 low

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

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 13% chance of exploitation in the next 30 days; higher than 96% of CVEs (scores of 2026-10-31)
CWEs: CWE-77, CWE-74
Published: 2026-03-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

lb-link:bl-wr9000_firmware

References

https://github.com/glkfc/IoT-Vulnerability/blob/main/LB-LINK/LB-LINK_wlanpswencry%20command%20injection_EN.md
https://vuldb.com/?ctiid.351151
https://vuldb.com/?id.351151
https://vuldb.com/?submit.771210

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