{"id":"CVE-2025-57329","aliases":[],"url":"https://o3.security/vulnerability/CVE-2025-57329","summary":"web3-core-method is vulnerable to prototype pollution","details":"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.","published":"2025-09-24T21:30:37Z","modified":"2025-09-26T13:27:21.954183Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"web3-core-method","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-57329"},{"type":"WEB","url":"https://github.com/VulnSageAgent/PoCs/blob/main/JavaScript/prototype-pollution/web3-core-method%401.10.4/index.js"},{"type":"WEB","url":"https://github.com/VulnSageAgent/PoCs/tree/main/JavaScript/prototype-pollution/CVE-2025-57329"},{"type":"PACKAGE","url":"https://github.com/web3/web3.js/tree/1.x"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2025-09-26T13:27:21.954183Z"}}