CVE-2025-57330

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-57330
The web3-core-subscriptions is a package designed to manages web3 subscriptions. A Prototype Pollution vulnerability in the attachToObject function of web3-core-subscriptions version 1.10.4 and before allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/VulnSageAgent/PoCs/blob/main/JavaScript/prototype-pollution/web3-core-subscriptions%401.10.4/index.js Broken Link
https://github.com/VulnSageAgent/PoCs/tree/main/JavaScript/prototype-pollution/CVE-2025-57330 Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:web3js:web3-core-subscriptions:*:*:*:*:*:node.js:*:*
History

17 Oct 2025, 14:54

Type Values Removed Values Added
First Time Web3js web3-core-subscriptions
Web3js
CPE cpe:2.3:a:web3js:web3-core-subscriptions:*:*:*:*:*:node.js:*:*
References () https://github.com/VulnSageAgent/PoCs/blob/main/JavaScript/prototype-pollution/web3-core-subscriptions%401.10.4/index.js - () https://github.com/VulnSageAgent/PoCs/blob/main/JavaScript/prototype-pollution/web3-core-subscriptions%401.10.4/index.js - Broken Link
References () https://github.com/VulnSageAgent/PoCs/tree/main/JavaScript/prototype-pollution/CVE-2025-57330 - () https://github.com/VulnSageAgent/PoCs/tree/main/JavaScript/prototype-pollution/CVE-2025-57330 - Third Party Advisory

29 Sep 2025, 18:15

Type Values Removed Values Added
CWE CWE-1321
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.5

24 Sep 2025, 19:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-09-24 19:15

Updated : 2025-10-17 14:54

NVD link : CVE-2025-57330

Mitre link : CVE-2025-57330

CVE.ORG link : CVE-2025-57330

JSON object : View

Products Affected

web3js

  • web3-core-subscriptions
CWE
CWE-1321

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')