CVE-2021-20089

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in purl 2.3.2 allows a malicious user to inject properties into Object.prototype.
Prototype Pollution
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
tenableCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 67%
VendorProductVersion
purl_projectpurl
2.3.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/BlackFan/client-side-prototype-pollution/blob/master/pp/purl.md
https://github.com/BlackFan/client-side-prototype-pollution/blob/master/pp/purl.md