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CVE-2026-18411— Use of hard-coded cryptographic key in Acrisure KARR BT and DR-100

Quick assessment

Affected
Acrisure KARR BT
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Acrisure KARR BT是Acrisure的一款基于蓝牙连接的汽车防盗安全系统。 Acrisure KARR BT存在加密问题漏洞，该漏洞源于使用共享的蓝牙认证密钥，可能导致蓝牙范围内的攻击者向车辆发出未经授权的命令，从而未经授权访问车辆功能，包括解锁车门和发动机防盗。

CVSS 8.1 · High EPSS 0.34% · P27

Affected Version Matrix 2

VendorProduct Version RangeStatus
Acrisure DR-100 Versions prior to July 20, 2026 affected
Acrisure KARR BT Versions prior to July 20, 2026 affected
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I. Basic Information for CVE-2026-18411

Vulnerability Information
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Vulnerability Title
Use of hard-coded cryptographic key in Acrisure KARR BT and DR-100
Source: CVE Program / CVE List V5
Vulnerability Description
The KARR Security System and SWDS dealer-installed automotive anti-theft systems use a shared Bluetooth authentication key across affected devices. An attacker within Bluetooth range can leverage this weakness to issue unauthorized commands to the vehicle, potentially allowing unauthorized access to vehicle functions, including door unlocking and engine immobilization.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用硬编码的密码学密钥
Source: CVE Program / CVE List V5
Vulnerability Title
Acrisure KARR BT 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Acrisure KARR BT是Acrisure的一款基于蓝牙连接的汽车防盗安全系统。 Acrisure KARR BT存在加密问题漏洞，该漏洞源于使用共享的蓝牙认证密钥，可能导致蓝牙范围内的攻击者向车辆发出未经授权的命令，从而未经授权访问车辆功能，包括解锁车门和发动机防盗。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Acrisure KARR BT Versions prior to July 20, 2026 -
Acrisure DR-100 Versions prior to July 20, 2026 -

II. Public POCs for CVE-2026-18411

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III. Intelligence Information for CVE-2026-18411

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Vendor Advisories for CVE-2026-18411 (1)

IV. Related Vulnerabilities

Same weakness: CWE-321