ICSA-26-274-04: Johnson Controls EasyIO Neo Series EC and CW Controllers
CISA advisory · released 2026-10-01
Source record Collected from CISA's CSAF advisory feed
- Distribution label in the document: TLP:WHITE
- Revision 1, 2026-10-01 (final)
CISA's summary
Advisory Summary: Successful exploitation of this vulnerability could allow an attacker to gain access to sensitive information that could be used to conduct further attacks against the system.
Products, as the advisory lists them
| Vendor | Product | Version |
|---|---|---|
| Johnson Controls | EasyIO Neo Series EC Controllers | V3.3b63 |
| Johnson Controls | EasyIO Neo Series EC Controllers | V3.3b62 |
| Johnson Controls | EasyIO Neo Series CW Controllers | V3.3b25 |
| Johnson Controls | EasyIO Neo Series CW Controllers | V3.3b24 |
DeSpy has not checked any unit, hardware revision or firmware.
Vulnerabilities in this advisory
- CVE-2026-64892 · CWE-200
Johnson Controls is aware of a vulnerability in EasyIO Neo Series EC and CW Controllers relating to an attacker gaining access to sensitive information that could be used to conduct further attacks against the system. The EC and CW are programmable edge controllers designed for building automation and control systems, used to manage and automate various building functions including HVAC, lighting, and energy management, supporting open protocols such as BACnet and Modbus for adaptable system connections.
Acknowledgments, as the advisory lists them
- Gabriele Gardois: reported this vulnerability to Johnson Controls
The advisory's legal notice
This product is provided subject to this Notification (https://www.cisa.gov/notification) and this Privacy & Use policy (https://www.cisa.gov/privacy-policy).
Sources
DeSpy's copy of this version is dated 2026-10-01.
This product uses the NVD API but is not endorsed or certified by the NVD.
CVE records: Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.
CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.
CISA's Known Exploited Vulnerabilities catalog and CISA Vulnrichment data are CC0 1.0. CISA advisories are shown with the TLP label their document carries. No endorsement by CISA, DHS, NIST or MITRE is stated or implied.