PT-2025-39328 · Pypi · Web3-Core-Method

Published 2025-09-24 · Updated 2025-10-20 · CVE-2025-57329

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions web3-core-method versions 1.10.4 and earlier

Description A Prototype Pollution issue exists in the attachToObject function of web3-core-method. Attackers can inject properties onto Object.prototype by providing a crafted payload. This can lead to a denial of service. The software is a package designed to create methods on web3 modules.

Recommendations Update to a version of web3-core-method later than 1.10.4.

Exploit

Fix

DoS

Prototype Pollution

Weakness Enumeration

CWE-1321

Related Identifiers

CVE-2025-57329

GHSA-2J4C-9QQQ-896R

Affected Products

Web3-Core-Method

References · 9

• 🔥 https://github.com/VulnSageAgent/PoCs/blob/main/JavaScript/prototype-pollution/web3-core-method%401.10.4/index.js · Exploit
• 🔥 https://github.com/VulnSageAgent/PoCs/tree/main/JavaScript/prototype-pollution/CVE-2025-57329 · Exploit
• https://osv.dev/vulnerability/CVE-2025-57329 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-2j4c-9qqq-896r · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-57329 · Security Note
• https://github.com/web3/web3.js/tree/1.x · Note
• https://t.me/CVEtracker/33296 · Telegram Post
• https://twitter.com/CVEnew/status/1970996099759603978 · Twitter Post
• https://t.me/cveNotify/139443 · Telegram Post