CVE-2021-28860
Prototype Pollution in mixme
9.1
CRITICAL
CVSS 3.1
EPSS 1.2%
Description
Node.js mixme 0.5.0, an attacker can add or alter properties of an object via '__proto__' through the mutate() and merge() functions. The polluted attribute will be directly assigned to every object in the program. This will put the availability of the program at risk causing a potential denial of service (DoS).
How to fix CVE-2021-28860
To remediate CVE-2021-28860, upgrade the affected package to a fixed version below.
- —upgrade to 0.5.1 or later
Is CVE-2021-28860 being exploited?
Low — EPSS is 1.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.5.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H |