CVE-2024-57077 – utils-extend

Package

Manager: npm
Name: utils-extend
Vulnerable Version: >=0 <=1.0.8

Severity

Level: Critical

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N

EPSS: 0.00288 pctl0.51826

Details

utils-extend Prototype Pollution The latest version of utils-extend (1.0.8) is vulnerable to Prototype Pollution through the entry function(s) lib.extend. An attacker can supply a payload with Object.prototype setter to introduce or modify properties within the global prototype chain, causing denial of service (DoS) a the minimum consequence. ## PoC ```js async function exploit() { const utilsextend = require(\"utils-extend\"); const payload = JSON.parse('{\"__proto__\":{\"exploited\":true}}'); const result = await utilsextend.extend({}, payload); } await exploit(); ```

Metadata

Created: 2025-02-06T06:31:26Z
Modified: 2025-09-03T15:22:41Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/02/GHSA-7qgg-vw88-cc99/GHSA-7qgg-vw88-cc99.json
CWE IDs: ["CWE-1321"]
Alternative ID: GHSA-7qgg-vw88-cc99
Finding: F390
Auto approve: 1