# CVE-2026-19334: NightTrek Ollama-mcp index.ts command injection

> Local attackers can execute arbitrary commands via manipulated arguments in the NightTrek Ollama-mcp library.

- **Severity:** Medium 4.8 (`CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 9 Aug 2026
- **Updated:** 10 Aug 2026
- **Also known as:** GHSA-pq7w-6xmw-3jgj

## What is CVE-2026-19334?

CVE-2026-19334 is a medium-severity command injection vulnerability in NightTrek Ollama-mcp, published on 9 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A flaw has been found in NightTrek Ollama-mcp up to 80cf2e17cfc144963a475b619093a2d13c13dbc9. This affects an unknown part of the file src/index.ts. This manipulation of the argument name/modelfile/source/destination causes command injection. The attack can only be executed locally. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.

Weakness: CWE-77 (Improper Neutralization of Special Elements used in a Command), CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component)

## Which versions are affected by CVE-2026-19334?


## How do I fix CVE-2026-19334?

No fix has been published for CVE-2026-19334 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-19334 being exploited?

There is no known exploitation of CVE-2026-19334 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-19334 and fix it if it is affected.

What it is: CVE-2026-19334 is a medium-severity command injection vulnerability in NightTrek Ollama-mcp, published on 9 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-19334 in the wild and no public exploit code.

Affected product: NightTrek Ollama-mcp. 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-2026-19334/ (Markdown: https://insights.sbomify.com/CVE-2026-19334/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-19334
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-19334
- OSV: https://osv.dev/vulnerability/CVE-2026-19334

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-19334/
Summaries are generated and may contain mistakes; the official description above is the record.