CVE-2025-6521 TrendMakers Sight Bulb Pro Use of a Broken or Risky Cryptographic Algorithm
Attackers can capture cleartext AES keys during setup to decrypt communications and steal network credentials from the smart bulb.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-6521?
CVE-2025-6521 is a medium-severity vulnerability in TrendMakers Sight Bulb Pro Firmware ZJ_CG32-2201, published on 27 Jun 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
During the initial setup of the device the user connects to an access point broadcast by the Sight Bulb Pro. During the negotiation, AES Encryption keys are passed in cleartext. If captured, an attacker may be able to decrypt communications between the management app and the Sight Bulb Pro which may include sensitive information such as network credentials.
Weakness: CWE-327
Which versions are affected by CVE-2025-6521?
How do I fix CVE-2025-6521?
No fix has been published for CVE-2025-6521 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-6521 being exploited?
There is no known exploitation of CVE-2025-6521 in the wild and no public exploit code.
Sources
Also known as GHSA-59p9-f7jg-cpj5.