CVE-2026-34493
- On-Chip Debug Interface vulnerability in Johnson Controls EasyIO FS32 allows Collect Data from...
- On-Chip Debug Interface vulnerability in Johnson Controls EasyIO FS32 allows Collect Data from Common Resource Locations.
This issue affects EasyIO FS32: before 3.3b63.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Active
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
- On-Chip Debug Interface vulnerability in Johnson Controls EasyIO FS32 allows Collect Data from Common Resource Locations.
This issue affects EasyIO FS32: before 3.3b63.
- Record
CVE-2026-34493- CVSS 4.0
- 7.2 High
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:H/SI:H/SA:H - Weakness
- CWE-1191
- Updated
- 2026-11-02
EUVDEUVD-2026-91070
- On-Chip Debug Interface vulnerability in Johnson Controls EasyIO FS32 allows Collect Data from Common Resource Locations.
This issue affects EasyIO FS32: before 3.3b63.
- Record
EUVD-2026-91070- CVSS 4.0
- 7.2 High
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:H/SI:H/SA:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-v376-qxv8-jmj8
- On-Chip Debug Interface vulnerability in Johnson Controls EasyIO FS32 allows Collect Data from...
- On-Chip Debug Interface vulnerability in Johnson Controls EasyIO FS32 allows Collect Data from Common Resource Locations.
This issue affects EasyIO FS32: before 3.3b63.
- Record
GHSA-v376-qxv8-jmj8- CVSS 4.0
- 7.2 High
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Weakness
- CWE-1191
- Updated
- 2026-11-02
NVD
- On-Chip Debug Interface vulnerability in Johnson Controls EasyIO FS32 allows Collect Data from Common Resource Locations.
This issue affects EasyIO FS32: before 3.3b63.
- Record
CVE-2026-34493- CVSS 4.0
- 7.2 High
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Weakness
- CWE-1191
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-34493 is a high vulnerability (CVSS 7.2) in Johnson Controls Easyio Fs32, published October 1, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 15th percentile. No source names a fixed version.