CVE-2026-34126 Bluetooth Communication Uses Unencrypted Transmission During Initial Setup on TP-Link's Tapo L535E, P300 and D100C
Attackers within Bluetooth range can eavesdrop on or manipulate unencrypted initial setup communications to gain unauthorized control of TP-Link smart devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-34126?
CVE-2026-34126 is a high-severity vulnerability in TP Link Systems Inc. Tapo D100C v1.0, published on 28 May 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
TP-Link has identified a vulnerability in Tapo L535E v1.0 and v3.0, Tapo P300 v1.0, and Tapo D100C v1.0, where Bluetooth communication during the initial setup phase is transmitted in cleartext without encryption. Bluetooth is only used during initialization.
An attacker within the Bluetooth range could exploit this behavior using Bluetooth sniffing or man-in-the-middle techniques, which may allow eavesdropping on Bluetooth communication, manipulate transmitted setup data and potentially gain unauthorized control of the device during initialization.
An attacker within the Bluetooth range could exploit this behavior using Bluetooth sniffing or man-in-the-middle techniques, which may allow eavesdropping on Bluetooth communication, manipulate transmitted setup data and potentially gain unauthorized control of the device during initialization.
D100C is the chime delivered with your Tapo camera, and it is delivered with the following Tapo products:
D130, D210, D235, D225, TD21, TDB21 and TD25
Weakness: CWE-319
Which versions are affected by CVE-2026-34126?
It affects 3 products.
Products include Tp-Link Tapo D100c Firmware, Tp-Link Tapo L535e Firmware, Tp-Link Tapo P300 Firmware.
How do I fix CVE-2026-34126?
No fix has been published for CVE-2026-34126 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-34126 being exploited?
There is no known exploitation of CVE-2026-34126 in the wild and no public exploit code.
Sources
Also known as GHSA-p93f-7gcr-x8pr.