CVE-2024-57077
criticalpriority · track · 0EPSS 0.005 · 42 %ileEUUSEPSS · scored 2026-10-28
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.3–9.1
ssvc
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weaknesses
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affected products (2)
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advisories (1)
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- GHSA-7qgg-vw88-cc99utils-extend Prototype Pollution2025-02-06ghsa · osvUS
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(); ```
also known as (3)
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sources
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references (4)
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