CVE-2025-57330
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-09-24
Last updated on: 2025-10-17
Assigner: MITRE
Description
Description
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.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| web3js | web3-core-subscriptions | to 1.10.4 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-1321 | The product receives input from an upstream component that specifies attributes that are to be initialized or updated in an object, but it does not properly control modifications of attributes of the object prototype. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a Prototype Pollution issue in the attachToObject function of the web3-core-subscriptions package (version 1.10.4 and earlier). It allows attackers to inject properties into Object.prototype by supplying a crafted payload, which can lead to unexpected behavior in the application.
How can this vulnerability impact me? :
The primary impact of this vulnerability is a denial of service (DoS), which means the application using the affected package could crash or become unresponsive due to the injected properties.
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