# CVE-2026-19978: jiantao88 android-mcp-server Command Execution index.js child_process.exec os command injection

> Local attackers can execute arbitrary OS commands via manipulated arguments in the android-mcp-server command execution function.

- **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:** 17 Aug 2026
- **Updated:** 17 Aug 2026
- **Also known as:** GHSA-2wr2-48g3-wphx

## What is CVE-2026-19978?

CVE-2026-19978 is a medium-severity command injection vulnerability in jiantao88 android-mcp-server, published on 17 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 jiantao88 android-mcp-server up to cfb872b2446794193b58edd63f4dbf6af48a6292. The impacted element is the function child_process.exec of the file build/index.js of the component Command Execution. Executing a manipulation of the argument deviceId/packageName/permission/extras[].key/extras[].value can lead to os command injection. It is possible to launch the attack on the local host. The exploit has been published and may be used. This product implements a rolling release for ongoing delivery, which means version information for affected or updated releases is unavailable. This patch is called 14e2bf27c88ba137e35cbb0c2a75f72b595bb98a. It is advisable to implement a patch to correct this issue.

Weakness: CWE-78 (Improper Neutralization of Special Elements used in an OS Command), CWE-77 (Improper Neutralization of Special Elements used in a Command)

## Which versions are affected by CVE-2026-19978?


## How do I fix CVE-2026-19978?

No fix has been published for CVE-2026-19978 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-19978 being exploited?

There is no known exploitation of CVE-2026-19978 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-19978 and fix it if it is affected.

What it is: CVE-2026-19978 is a medium-severity command injection vulnerability in jiantao88 android-mcp-server, published on 17 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-2026-19978 in the wild and no public exploit code.

Affected product: jiantao88 android-mcp-server. 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-2026-19978/ (Markdown: https://insights.sbomify.com/CVE-2026-19978/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-19978
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-19978
- OSV: https://osv.dev/vulnerability/CVE-2026-19978

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-19978/
Summaries are generated and may contain mistakes; the official description above is the record.