CVE-2026-4226CWE-119CWE-121

LB-LINK BL-WR9000 get_virtual_cfg sub_44E8D0 stack-based overflow

High · published March 16, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
66.6
In the wild
Unconfirmed
What it is

A weakness has been identified in LB-LINK BL-WR9000 2.4.9. The affected element is the function sub_44E8D0 of the file /goform/get_virtual_cfg. Executing a manipulation can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
EPSS
0.01150 · 66.6th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-121 · Stack-based Buffer Overflow
Published
2026-03-16T07:32Z
EPSS history
Timeline
  • 16 MAR 07:32Z
    LB-LINK BL-WR9000 get_virtual_cfg sub_44E8D0 stack-based overflow
    cvelistv5