CVE-2025-57329

State: Published
Severity: 7.5 High
Published: Sep 24, 2025
Updated: Sep 26, 2025
Reserved: Aug 17, 2025

Description

web3-core-method is a package designed to creates the methods on the web3 modules. A Prototype Pollution vulnerability in the attachToObject function of web3-core-method 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.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-1321 Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://github.com/VulnSageAgent/PoCs/blob/main/JavaScript/prototype-pollution/web3-core-method%401.10.4/index.js
https://github.com/VulnSageAgent/PoCs/tree/main/JavaScript/prototype-pollution/CVE-2025-57329

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