Code Injection Vulnerability in Badlogic's Pi-mono Product
CVE-2026-5556

5.3MEDIUM

Key Information:

Vendor

Badlogic

Status
Pi-mono
Vendor
CVE Published:
5 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-5556?

A security flaw has been identified in Badlogic's pi-mono affecting versions up to 0.58.4, specifically within the discoverAndLoadExtensions function located in loader.ts. This vulnerability allows for code injection, potentially enabling remote exploitation. The issue has been disclosed publicly, and despite early notification to the vendor, there has been no response, making it crucial for users to assess their exposure and implement necessary safeguards.

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Affected Version(s)

pi-mono 0.58.0

pi-mono 0.58.1

pi-mono 0.58.2

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-2026-5556 - Proof of Concept

References

https://vuldb.com/vuln/355326
vdb-entrytechnical-description
https://vuldb.com/vuln/355326/cti
signaturepermissions-required
https://vuldb.com/submit/782876
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
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

Yu Bao (VulDB User)
VulDB CNA Team
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