CVE-2026-31181: OS Command Injection
Published Apr 23, 2026
·Updated
An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557B20221024 allowing attackers to execute arbitrary commands via the stunServerAddr parameter to /cgi-bin/cstecgi.cgi.
Affected Software
3 affected components
TOTOLINK ToToLink A3300R firmware=17.0.0cu.557_B20221024
All of the following
TOTOLINK A3300R firmware=17.0.0cu.557_b20221024
TOTOLINK A3300R
Event History
Apr 23, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·06:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-31181?
CVE-2026-31181 has a high severity rating due to its capability to allow execution of arbitrary commands.
2
How do I fix CVE-2026-31181?
To fix CVE-2026-31181, update the ToToLink A3300R firmware to a version later than 17.0.0cu.557_B20221024.
3
What type of vulnerability is CVE-2026-31181?
CVE-2026-31181 is a command injection vulnerability affecting the ToToLink A3300R firmware.
4
Who is affected by CVE-2026-31181?
Users of ToToLink A3300R firmware version 17.0.0cu.557_B20221024 are affected by CVE-2026-31181.
5
What can attackers do with CVE-2026-31181?
Attackers can execute arbitrary commands on the ToToLink A3300R device through the stunServerAddr parameter.