Vulnerability · Published Oct 7, 2026 · Assigned by jci
CVE-2026-34499
High 8.5
In plain English
A high-severity security flaw in ADVMS 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 ADVMS allows Read Sensitive Constants Within an Executable. This issue affects ADVMS: before 3.10.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Johnson Controls | ADVMS | 0 – before 3.10 |
Weakness: CWE-321 · Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L