Prototype Pollution Vulnerability in billboard.js by NAVER
CVE-2025-49223

9.8CRITICAL

Key Information:

Vendor

Naver

Status
Billboard.js
Vendor
CVE Published:
4 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-49223?

billboard.js versions prior to 3.15.1 are susceptible to a prototype pollution vulnerability through the 'generate' function. This security flaw may enable attackers to inject arbitrary properties into objects, potentially leading to arbitrary code execution and Denial of Service (DoS) conditions. It is crucial for users of affected versions to update to the latest release to mitigate these risks.

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Deploy the Patch

Affected Version(s)

billboard.js 3.15.1

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-2025-49223-BillboardJS-PoC
Created by louay-075

References

https://cve.naver.com/detail/cve-2025-49223.html
vendor-advisory

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Anonymous
JSON
.