Command Execution Vulnerability in jiantao88 Android MCP Server
CVE-2026-19978

4.8MEDIUM

Key Information:

Vendor

Jiantao88

Status
Android-mcp-server
Vendor
CVE Published:
17 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-19978?

A flaw exists in the jiantao88 Android MCP Server, specifically in the Command Execution function located in build/index.js. This vulnerability allows for OS command injection by manipulating parameters such as deviceId, packageName, permission, and extras[].key or extras[].value. The exploit is executable on the local host and has been publicly disclosed, making it critical for users to apply the patch referenced in commit 14e2bf27c88ba137e35cbb0c2a75f72b595bb98a to mitigate potential risks.

Affected Version(s)

android-mcp-server cfb872b2446794193b58edd63f4dbf6af48a6292

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-19978 - Proof of Concept

References

https://vuldb.com/vuln/391157
vdb-entrytechnical-description
https://vuldb.com/vuln/391157/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19978
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

TianyuLi (VulDB User)
.