CVE-2026-21661
Received
Received - Intake
Uncontrolled Search Path Element in JohnsonControls AC2000
Publication date: 2026-05-06
Last updated on: 2026-05-06
Assigner: Johnson Controls
Description
Description
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.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| johnsoncontrols | ac2000 | From 10.6 (inc) to 3 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-427 | The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an Uncontrolled Search Path Element issue in JohnsonControls AC2000 on Windows. It allows an attacker to leverage or manipulate the configuration file search paths used by the software.
How can this vulnerability impact me? :
Exploiting this vulnerability could allow an attacker with limited privileges to influence which configuration files the AC2000 software loads. This could lead to unauthorized changes in the system's behavior or security settings, potentially compromising the system's integrity or security.
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