EUVD-2025-209567

Yadea T5 Electric Bicycles models manufactured in/after 2024 have a weak authentication mechanism in their keyless entry system. The system utilizes the EV1527 fixed-code RF protocol without implementing rolling codes or cryptographic challenge-response mechanisms. This is vulnerable to signal...

CVE-2025-70994

The Yadea T5 Electric Bicycles (manufactured in/after 2024) are susceptible to unauthorized vehicle operation due to a weak authentication mechanism in their keyless entry system. The system uses the EV1527 fixed-code RF protocol on the 433.92 MHz ISM band without rolling codes or cryptographic c...