Vulnerability · Published Oct 6, 2026 · Assigned by jci
CVE-2026-34498L4L
Medium 5.1
In plain English
A medium-severity improper input validation in Illustra Standard - L4L China 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 0.7% (higher than 53% of all known vulnerabilities).
Severity (CVSS 4.0)5.1Medium
Exploit odds (30 days)0.7%top 47.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Improper input validation vulnerability in Johnson Controls Illustra Standard - L4L China on Windows allows OS Command Injection. This issue affects Illustra Standard - L4L China: before 6.0.0.66394.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Johnson Controls | Illustra Standard - L4L China | 0 – before 6.0.0.66394 |
Weakness: CWE-20 · Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:H/SA:L