Vulnerability · Published Oct 26, 2026 · Assigned by jci
CVE-2026-71456
High 8.5
In plain English
A high-severity security flaw in Kantech Entrapass from Johnson Controls. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).
Severity (CVSS 4.0)8.5High
Exploit odds (30 days)<0.1%top 99.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Johnson Controls | Kantech Entrapass | 0 – before 9.20 |
Weakness: CWE-321 · Vector: 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