CVE-2021-20085
Prototype Pollution in backbone-query-parameters
8.8
HIGH
CVSS 3.1
EPSS 0.55%
Description
Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in backbone-query-parameters 0.4.0 allows a malicious user to inject properties into Object.prototype.
How to fix CVE-2021-20085
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- npm/backbone-query-parameters—no fix listed
Is CVE-2021-20085 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, <= 0.4.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |