Is CVE-2013-4450 in the CISA KEV catalog?

No. CVE-2013-4450 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2013-4450?

CVE-2013-4450 has a CVSS v2 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2013-4450?

CVE-2013-4450 has an EPSS score of 37.22% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2013-4450

MEDIUMEPSS 98th pctl

5.0

CVSS v2

NVD

Description

The HTTP server in Node.js 0.10.x before 0.10.21 and 0.8.x before 0.8.26 allows remote attackers to cause a denial of service (memory and CPU consumption) by sending a large number of pipelined requests without reading the response.

CWE-20Improper Input Validation

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

37.22%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

References

http://blog.nodejs.org/2013/10/18/node-v0-10-21-stable/
http://blog.nodejs.org/2013/10/18/node-v0-8-26-maintenance/
http://lists.opensuse.org/opensuse-updates/2013-12/msg00051.html
http://rhn.redhat.com/errata/RHSA-2013-1842.html
http://www.openwall.com/lists/oss-security/2013/10/20/1
http://www.securityfocus.com/bid/63229
https://github.com/joyent/node/issues/6214
https://github.com/rapid7/metasploit-framework/pull/2548
https://groups.google.com/forum/#%21topic/nodejs/NEbweYB0ei0
https://kb.juniper.net/JSA10783

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.