CVE-2025-70994 - Yadea T5 Electric Bicycles Keyless Entry Signal Forgery Vulnerability

CVE-2025-70994 - Yadea T5 Electric Bicycles Keyless Entry Signal Forgery Vulnerability

https://cvefeed.io/rssfeed/latest.atom / Thu, 04/23/2026 - 20:20
CVE ID :CVE-2025-70994
Published : April 23, 2026, 3:36 p.m. | 2 hours, 36 minutes ago
Description :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 forgery after a local attacker intercepts any legitimate key fob transmission, allowing for complete unauthorized vehicle operation via a replay attack.
Severity: 0.0 | NA
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