Public vulnerability disclosure

CVE-2025-43867

CVE-2025-43867

publishedCWE-1395

- Dependency on Vulnerable Third-Party Component vulnerability in Johnson Controls FX Server, Johnson Controls FX80, and Johnson Controls FX90 allows CAPEC‑17: Accessing, Modifying or Deleting Files. This issue affects FX Server: before 14.10.10 and before 14.14.1; FX80: before 14.14.10 and before 14.14.1; FX90: before 14.10.10 and before 14.14.1.

Technical severity8.5 highCVSS 4.0 · CNA: jci
Published2026-11-13Source updated 2026-11-13
Collected2026-11-131 attributed source

Fixes and workarounds

No remediation reported in collected sources.

Missing remediation information is not evidence that no patch exists.

Affected products and versions

Affected products, source version ranges and reporting authorities
ProductVersionsAuthority
FX Server
Johnson Controls
≥ 0; < 14.10.10 (affected, custom)
≥ 0; < 14.14.1 (affected, custom)
Other versions: unaffected
CNA: jci
FX80
Johnson Controls
≥ 0; < 14.14.10 (affected, custom)
≥ 0; < 14.14.1 (affected, custom)
Other versions: unaffected
CNA: jci
FX90
Johnson Controls
≥ 0; < 14.10.10 (affected, custom)
≥ 0; < 14.14.1 (affected, custom)
Other versions: unaffected
CNA: jci

Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.

CVSS assessments

CVSS scores, vectors and reporting authorities
Version / scoreVectorAuthority
4.0 / 8.5
high
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:HCNA: jci

Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

References

For agents and automation

Read public disclosures for free as Markdown or JSON. Compatible browsers also expose native WebMCP tools to search disclosures, read this page, and discover API access.

Use the ontology-linked Cyber API with x402 pay per request, or a Y2 Pro or Elite API key with the intel:cyber scope.

Endpoints and access details

https://api.y2.dev/api/v2/cyber/cves
https://api.y2.dev/api/v2/cyber/cves/{cveId}

A workspace owner or admin can create a Pro or Elite API key. Send Authorization: Bearer <Y2_API_KEY> from your trusted agent runtime.

For x402, omit Authorization and read the HTTP 402 payment challenge before signing a retry. Public browser tools do not make payments.

Agent access JSON · OpenAPI · CVE API guide