CVE-2026-31169

MEDIUM

ToToLink A3300R v17.0.0cu.557_B20221024 - Command Injection

Title source: llm

Description

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

References (1)

Core 1

Core References

https://github.com/Svigo-o/TOTOLINK-Vul/tree/main/totolink-a3300r-week-cmd-injection

View Writeup ZIP pw:eip

Scores

CVSS v3 6.5

EPSS 0.0028

EPSS Percentile 19.4%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact partial

Details

CWE

CWE-77

Status published

Products (1)

totolink/a3300r_firmware 17.0.0cu.557_b20221024

Published Apr 23, 2026

Tracked Since Apr 24, 2026