CVE-2020-7770

Prototype Pollution

Medium · published November 12, 2020

CVSS v3.1
6.5
EPSS
2%
Percentile
79.4
In the wild
Unconfirmed
What it is

This affects the package json8 before 1.0.3. The function adds in the target object the property specified in the path, however it does not properly check the key being set, leading to a prototype pollution.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.01893 · 79.4th percentile
Published
2020-11-12T10:15Z
EPSS history
Timeline
  • 12 NOV 10:15Z
    Prototype Pollution
    cvelistv5