CVE-2026-71456
Quick assessment
Affected
Johnson Controls Kantech Entrapass
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.
Johnson Controls Kantech Entrapass 存在硬编码加密密钥漏洞，该漏洞可导致填充预言机密码攻击（Padding Oracle Crypto Attack）。 受影响产品：Kantech Entrapass 9.20 之前的版本。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-71456
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Use of hard-coded cryptographic key vulnerability in Johnson Controls Kantech Entrapass allows Padding Oracle Crypto Attack.
This issue affects Kantech Entrapass: before 9.20.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
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
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Johnson Controls | Kantech Entrapass | 0 ~ 9.20 | - |
|
II. Public POCs for CVE-2026-71456
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Pages for CVE-2026-71456 (1)
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