CVE-2026-21661 — AC2000 Uncontrolled Search Path Element

CVE-2026-21661

AC2000 Uncontrolled Search Path Element PUBLISHED

Description (CNA)

An Uncontrolled Search Path Element vulnerability in JohnsonControls AC2000 on Windows allows Leveraging/Manipulating Configuration File Search Paths. This issue affects AC2000: from 10.6 before release 10, from 11.0 before release 9, from 12 before release 3.

Affected (CNA)

Vendor / product	Versions
Johnson Controls / AC2000	affected 10.6 before release 10; affected 11.0 before release 9; affected 12 before release 3

CWE

CWE-427

References

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

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.