CVE-2026-4228CWE-74CWE-77

LB-LINK BL-WR9000 set_wifi sub_458754 command injection

Medium · published March 16, 2026

CVSS v4.0
5.3
EPSS
9%
Percentile
95.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
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
EPSS
0.09231 · 95.3th percentile
Weaknesses
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'); CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2026-03-16T08:02Z
EPSS history
Timeline
  • 16 MAR 08:02Z
    LB-LINK BL-WR9000 set_wifi sub_458754 command injection
    cvelistv5