CVE-2026-71456 Vulnerability Analysis & Exploit Details

CVE-2026-71456
Vulnerability Scoring

Analysis In Progress

Attack Complexity Details

Attack Complexity:
Attack Complexity Analysis In Progress
Attack Vector:
Attack Vector Under Analysis
Privileges Required: None
No authentication is required for exploitation.
Scope:
Impact is confined to the initially vulnerable component.
User Interaction: None
No user interaction is necessary for exploitation.

CVE-2026-71456 Details

Status: Awaiting Analysis

Published on: 26 Oct 2026, 17:17 UTC

CVSS Release:

CVE-2026-71456 Vulnerability Summary

CVE-2026-71456: 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.

Assessing the Risk of CVE-2026-71456

Access Complexity Graph

The exploitability of CVE-2026-71456 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2026-71456

No exploitability data is available for CVE-2026-71456.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2026-71456, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2026-71456, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

Confidentiality: None
CVE-2026-71456 does not compromise confidentiality.
Integrity: None
CVE-2026-71456 does not impact data integrity.
Availability: None
CVE-2026-71456 does not affect system availability.

CVE-2026-71456 References

External References

https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories

CWE Common Weakness Enumeration

CWE-321

Protect Your Infrastructure against CVE-2026-71456: Combat Critical CVE Threats

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