# CVE-2026-8116: huangjunsen0406 xiaozhi-mcphub dxtController.ts path traversal

> Remote attackers can exploit a path traversal vulnerability in xiaozhi-mcphub to read or modify files via the manifest.name argument.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/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:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 7 May 2026
- **Updated:** 8 May 2026
- **Also known as:** GHSA-h65h-28xw-w79q

## What is CVE-2026-8116?

CVE-2026-8116 is a medium-severity path traversal vulnerability in huangjunsen0406 xiaozhi-mcphub, published on 7 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A weakness has been identified in huangjunsen0406 xiaozhi-mcphub up to 1.0.3. This vulnerability affects unknown code of the file src/controllers/dxtController.ts. This manipulation of the argument manifest.name causes path traversal. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2026-8116?


## How do I fix CVE-2026-8116?

No fix has been published for CVE-2026-8116 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-8116 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-8116 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-8116 and fix it if it is affected.

What it is: CVE-2026-8116 is a medium-severity path traversal vulnerability in huangjunsen0406 xiaozhi-mcphub, published on 7 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-8116 exists.

Affected product: huangjunsen0406 xiaozhi-mcphub. 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-2026-8116/ (Markdown: https://insights.sbomify.com/CVE-2026-8116/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-8116
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-8116
- OSV: https://osv.dev/vulnerability/CVE-2026-8116

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-8116/
Summaries are generated and may contain mistakes; the official description above is the record.