# ZBT Routers Contain Two Backdoors Granting Unauthenticated Root Access

Security researchers discovered that ZBT routers, manufactured in China, ship with two embedded backdoors that let unauthenticated attackers gain full root control. Because these devices are often rebranded and sold under multiple names, the vulnerability could affect a wide range of users, who should urgently check for firmware updates or consider replacing the hardware.

**Importance:** 4/5

## Sources

### Security
- [The Hacker News](https://thehackernews.com/2026/08/china-made-zbt-routers-ship-with-two.html) — Fri, 28 Aug 2026 16:28:29 +0530