CVE-2026-31172: 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 user parameter to /cgi-bin/cstecgi.cgi.

Affected Software

3 affected components
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
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Frequently Asked Questions

1

What is the severity of CVE-2026-31172?

CVE-2026-31172 is considered a high severity vulnerability due to its potential for remote command execution.

2

How do I fix CVE-2026-31172?

To fix CVE-2026-31172, update the ToToLink A3300R firmware to the latest version that addresses this issue.

3

What type of vulnerability is CVE-2026-31172?

CVE-2026-31172 is a remote command injection vulnerability affecting specific firmware versions.

4

What are the consequences of not addressing CVE-2026-31172?

Failure to address CVE-2026-31172 may allow attackers to gain unauthorized access and control over the device.

5

Which devices are affected by CVE-2026-31172?

CVE-2026-31172 specifically affects the ToToLink A3300R firmware version 17.0.0cu.557_B20221024.

Contact

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