# CVE-2025-1384: Least Privilege Violation Vulnerability in the communications functions of NJ/NX-series Machine Automation Controllers

> Attackers can exploit a least privilege violation to gain unauthorized access and execute code remotely on OMRON NJ/NX-series controllers.

- **Severity:** High 7.0 (`CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 13 Jul 2025
- **Updated:** 14 Jul 2025
- **Also known as:** GHSA-x77g-pgwr-8458

## What is CVE-2025-1384?

CVE-2025-1384 is a high-severity vulnerability in OMRON Corporation Machine Automation Controller NJ-series, published on 13 Jul 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Least Privilege Violation (CWE-272) Vulnerability exists in the communication function between the NJ/NX-series Machine Automation Controllers and the Sysmac Studio Software. An attacker may use this vulnerability to perform unauthorized access and to execute unauthorized code remotely to the controller products.

Weakness: CWE-272 (Least Privilege Violation)

## Which versions are affected by CVE-2025-1384?


## How do I fix CVE-2025-1384?

No fix has been published for CVE-2025-1384 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-1384 being exploited?

There is no known exploitation of CVE-2025-1384 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-1384 and fix it if it is affected.

What it is: CVE-2025-1384 is a high-severity vulnerability in OMRON Corporation Machine Automation Controller NJ-series, published on 13 Jul 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2025-1384 in the wild and no public exploit code.

Affected product: OMRON Corporation Machine Automation Controller NJ-series. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2025-1384/ (Markdown: https://insights.sbomify.com/CVE-2025-1384/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-1384
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-1384
- OSV: https://osv.dev/vulnerability/CVE-2025-1384

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-1384/
Summaries are generated and may contain mistakes; the official description above is the record.