CVE-2026-31177

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the stunMinAlive parameter to…

Critical · published April 23, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
73.1
In the wild
Unconfirmed
What it is

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the stunMinAlive parameter to /cgi-bin/cstecgi.cgi.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01449 · 73.1th percentile
Published
2026-04-23T00:00Z
EPSS history
Timeline
  • 23 APR 00:00Z
    An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the stunMinAlive parameter to…
    cvelistv5