CVE-2026-31173: 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 interval parameter to /cgi-bin/cstecgi.cgi.
Affected Software
3 affected components
TOTOLINK ToToLink A3300R firmware=v17.0.0cu.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·07:17 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-31173?
CVE-2026-31173 has been rated as a high severity vulnerability due to the potential for arbitrary command execution.
2
How do I fix CVE-2026-31173?
To fix CVE-2026-31173, update the ToToLink A3300R firmware to a version that addresses this vulnerability.
3
What type of attack can exploit CVE-2026-31173?
CVE-2026-31173 can be exploited through remote attacks that leverage the interval parameter in /cgi-bin/cstecgi.cgi.
4
What products are affected by CVE-2026-31173?
CVE-2026-31173 affects the ToToLink A3300R firmware version v17.0.0cu.557_B20221024.
5
Is there a known workaround for CVE-2026-31173?
Currently, there are no known workarounds for CVE-2026-31173; updating the firmware is recommended.