CVE-2026-7218CWE-119CWE-120

Totolink N300RT libapmib.so formWsc is_cmd_string_valid buffer overflow

High · published April 28, 2026

CVSS v4.0
8.6
EPSS
1%
Percentile
57.3
In the wild
Unconfirmed
What it is

A vulnerability was detected in Totolink N300RT 3.4.0-B20250430. The impacted element is the function is_cmd_string_valid of the file /boafrm/formWsc of the component libapmib.so. Performing a manipulation of the argument localPin results in buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used.

The record
Technical detail
CVSS v4.0
8.6 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
EPSS
0.00836 · 57.3th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-04-28T02:45Z
EPSS history
Timeline
  • 28 APR 02:45Z
    Totolink N300RT libapmib.so formWsc is_cmd_string_valid buffer overflow
    cvelistv5