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CVE-2015-8027

22
FAUCET Score

CVE-2015-8027 is a denial-of-service vulnerability affecting Node.js versions 0.12.x before 0.12.9, 4.x before 4.2.3, and 5.x before 5.1.1. This flaw allows remote attackers to trigger an uncaughtException and service outage by sending a pipelined HTTP request, exploiting the lack of a dedicated parser for each HTTP socket. Rated 7.5 HIGH on CVSS, this vulnerability is easily exploitable over the network with low attack complexity, leading to a complete loss of availability. While there is no evidence of active exploitation or public exploit code, the vulnerability has garnered significant community discussion and media coverage, indicating awareness of its potential impact.

Impacted Technologies

VendorProductVersion(s)CPE
0.12.0CPE matchmatch criteria
cpe:2.3:a:nodejs:node.js:0.12.0:*:*:*:*:*:*:*
0.12.1CPE matchmatch criteria
cpe:2.3:a:nodejs:node.js:0.12.1:*:*:*:*:*:*:*
0.12.2CPE matchmatch criteria
cpe:2.3:a:nodejs:node.js:0.12.2:*:*:*:*:*:*:*
0.12.3CPE matchmatch criteria
cpe:2.3:a:nodejs:node.js:0.12.3:*:*:*:*:*:*:*
0.12.4CPE matchmatch criteria
cpe:2.3:a:nodejs:node.js:0.12.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
5.36%
Probability of exploitation in next 30 days
EPSS Percentile
91.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0536 is in the 86th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2015-8027Moderate

nodejs: unspecified denial of service vulnerability

Nov 25, 2015

References

lists.opensuse.org / opensuse-updates/2016-01/msg00045.html
nodejs.org / en/blog/vulnerability/cve-2015-8027_cve-2015-6764
Vendor Advisory
nodejs.org / en/blog/vulnerability/december-2015-security-releases
Vendor Advisory
security.gentoo.org / glsa/201612-43
www-01.ibm.com / support/docview.wss
Vendor Advisory
www-01.ibm.com / support/docview.wss
Vendor Advisory
securityfocus.com / bid/78207