title: Prototype Pollution
description: All versions of package querymen are vulnerable to Prototype Pollution if the parameters of exported function handler(type, name, fn) can be controlled by users without any sanitization. Note: This vulnerability derives from an incomplete fix of [CVE-2020-7600](https://security.snyk.io/vuln/SNYK-JS-QUERYMEN-559867).
problem types: Prototype Pollution
affected:
{
product: querymen
vendor: n/a
versions:
lessThan: unspecified, status: affected, version: 0, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 5.9
baseSeverity: MEDIUM
confidentialityImpact: HIGH
exploitCodeMaturity: PROOF_OF_CONCEPT
integrityImpact: NONE
privilegesRequired: NONE
remediationLevel: NOT_DEFINED
reportConfidence: NOT_DEFINED
scope: UNCHANGED
temporalScore: 5.6
temporalSeverity: MEDIUM
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P
version: 3.1
]