by Kastro
Paper/Archive/CVE-2026-4228

CVE-2026-4228

LB-LINK BL-WR9000 — LB-LINK BL-WR9000 set_wifi sub_458754 command injection

EPSS 13%public exploitCVSS 9.8
critical.is priorityof 100
59
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 96.3.963 × 2019.3Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
BL-WR90002.4.9–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
VulDB (CNA)6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
VulDB (CNA)6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
VulDB (CNA)5.3CVSS: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
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: partial

References

writeupvuldb.com/?id.351151refvuldb.com/?ctiid.351151writeupvuldb.com/?submit.771210exploitgithub.com/glkfc/IoT-Vulnerability/blob/main/LB-LINK/LB-LINK_wlanpswencry%20command%20injection_EN.md