# CVE-2026-31177

> Vulnerability · severity: **CRITICAL** (CVSS 9.8).

## Description

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.

## Key facts

- **CVE ID:** CVE-2026-31177
- **Published:** 2026-04-23
- **CVSS severity:** CRITICAL
- **CVSS base score:** 9.8
- **CWE codes:** CWE-78

## Affected products

- `totolink:a3300r_firmware`
- `totolink:a3300r`

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-31177

## Citation

> AI Analytics. CVE-2026-31177. Retrieved 2026-07-28 from https://api.ai-analytics.org/cve/CVE-2026-31177. Derived from NIST NVD. Licensed CC0.

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