Bypass of Anti-Theft Mechanism in Nissan Leaf Vehicle Infotainment System
CVE-2025-32056

4MEDIUM

Key Information:

Vendor

Bosch
Status
Infotainment System Ecu
Vendor
CVE Published:
22 January 2026

What is CVE-2025-32056?

A security flaw in the infotainment system of the Nissan Leaf ZE1 model manufactured in 2020 allows attackers to bypass the vehicle's anti-theft protection. This is caused by weak algorithms involved in response generation for the head unit. Attackers can exploit this vulnerability through sniffing the Controller Area Network (CAN) traffic or by pre-calculating the required response values. This exposure may enable unauthorized access and control, compromising the vehicle's security integrity.

Affected Version(s)

Infotainment system ECU Linux 283C30861E

References

https://www.nissan.co.uk/vehicles/new-vehicles/leaf.html
product
http://i.blackhat.com/Asia-25/Asia-25-Evdokimov-Remote-Ex...
media-coverage
https://pcacybersecurity.com/resources/advisory/vulnerabi...
technical-description

CVSS V3.1

Score:
4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Physical
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Polina Smirnova (PCA Cyber Security Assessment Team)
.