High severity · published Aug 14, 2026
CVE-2026-34492
Airwall - Arbitrary file read
7.0
CVSS
0.4%
EPSS
No
On KEV
Description
External control of file name or path vulnerability in Johnson Controls Airwall allows : File Manipulation.
This issue affects Airwall: before 4.1.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 37% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AI
Airwall · Johnson Controls
before 4.1 · source: vendor
In the news
VulnerabilityHigh
Johnson Controls Inc. Airwall
View CSAF
Summary
Successful exploitation of these vulnerabilities could allow an attacker to decrypt sensitive data, bypass authentication controls, gaining unauthorized access to read arbitrary files on the system, or gain unauthorized access to protected system resources.
The following versions of Johnson Controls Inc. Airwall are affected:
Airwall <=4.0.4 (CVE-2026-64887, CVE-2026-34492)
CVSS
Vendor
Equipment
Vulnerabilities
v3 6.8
Johnson Controls Inc.
Johnson Controls Inc. Airwall
Use of Hard-coded Cryptographic Key, External Control of File Name or Path
Background
Critical Infrastructure Sectors: Critical Manufacturing, Commercial Facilities, Government Services and Facilities, Transportation Systems, Energy
Countries/Areas Deployed: Worldwide
Company Headquarters Location: Ireland
Vulnerabilities
Expand All +
CVE-2026-64887
A hardcoded password or cryptographic key was identified in the Airwall application. A hardcoded credential leads to a significant authentication failure that can be difficult for system or application administrators to detect. Once discovered, it is difficult to remediate without manually modifying or patching the software. The hardcoded key is identical across all installations of the product and across all customer organizations, meaning a single disclosure of the key - common on the internet - grants any knowledgeable attacker access to all affected...
Aug 13, 2026·CISA Advisories
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-34492
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-34492
www.johnsoncontrols.com
https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories
More from Airwall
7.0
CVE-2026-64887
Airwall - Hardcoded Secrets
