title: Prototype Pollution
description: This affects the package json-ptr before 3.0.0. A type confusion vulnerability can lead to a bypass of CVE-2020-7766 when the user-provided keys used in the pointer parameter are arrays.
problem types: Prototype Pollution
affected:
{
product: json-ptr
vendor: n/a
versions:
lessThan: 3.0.0, status: affected, version: unspecified, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: LOW
baseScore: 5.6
baseSeverity: MEDIUM
confidentialityImpact: LOW
exploitCodeMaturity: PROOF_OF_CONCEPT
integrityImpact: LOW
privilegesRequired: NONE
remediationLevel: OFFICIAL_FIX
reportConfidence: CONFIRMED
scope: UNCHANGED
temporalScore: 5.1
temporalSeverity: MEDIUM
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
version: 3.1
]