CVE-2021-25948
Prototype Pollution
9.8
CRITICAL
CVSS 3.1
EPSS 2.9%
Description
Prototype pollution vulnerability in ‘expand-hash’ versions 0.1.0 through 1.0.1 allows an attacker to cause a denial of service and may lead to remote code execution.
How to fix CVE-2021-25948
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- npm/expand-hash—no fix listed
Is CVE-2021-25948 being exploited?
Low — EPSS is 2.9%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, <= 1.0.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |