Resource exhaustion in Dreamerslab Node.extend

CVE-2018-16491

A prototype pollution vulnerability was found in node.extend <1.1.7, ~<2.0.1 that allows an attacker to inject arbitrary properties onto Object.prototype.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.017 (75.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-16491?
CVE-2018-16491 is a critical-severity vulnerability in Dreamerslab Node.extend, classified under Uncontrolled Resource Consumption. CVSS score: 9.8/10. Published 2019-02-01.
How severe is CVE-2018-16491?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2018-16491 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.