web3/web3.js · Security
web3-core-subscriptions has a Prototype Pollution vulnerability
- GHSA ID
- GHSA-hhf6-3xpg-pggx
- CVE ID
- CVE-2025-57330
- Severity
- low
- Published
- Updated
- CVSS v4
- 2.9 · CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
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.
CWEs
- CWE-1321 · Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
References
- https://nvd.nist.gov/vuln/detail/CVE-2025-57330 ↗
- https://github.com/VulnSageAgent/PoCs/blob/main/JavaScript/prototype-pollution/web3-core-subscriptions%401.10.4/index.js ↗
- https://github.com/VulnSageAgent/PoCs/tree/main/JavaScript/prototype-pollution/CVE-2025-57330 ↗
- https://github.com/web3/web3.js/commit/d9660426c12210c5071aeb4e1a647c6ea9d67b12 ↗
- https://github.com/advisories/GHSA-hhf6-3xpg-pggx ↗