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CVE-2021-3664

20
FAUCET Score

CVE-2021-3664 describes a URL Redirection to Untrusted Site vulnerability in the url-parse project's url_parse component. This medium-severity vulnerability (CVSS 5.3) can be exploited remotely with low attack complexity, requiring no user interaction, and could lead to unauthorized information modification. Despite its potential impact, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.5.2CPE matchmatch criteria
cpe:2.3:a:url-parse_project:url-parse:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.0

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.83%
Probability of exploitation in next 30 days
EPSS Percentile
76.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0183 is in the 64th percentile among its peer group of 23,723 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (9)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: url-parseFixed in: 1.5.2
redhatno patchvia redhat_api
Product: OpenShift Service Mesh 2.0Fixed in: servicemesh-prometheus
redhatno patchvia redhat_api
Product: Red Hat Quay 3Fixed in: quay/quay-rhel8
redhatno patchvia redhat_api
Product: OpenShift Service Mesh 2.0Fixed in: servicemesh-grafana
redhatno patchvia redhat_api
Product: Red Hat OpenShift GitOpsFixed in: openshift-gitops-1/argocd-rhel8
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 4Fixed in: openshift4/ose-thanos-rhel8
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 4Fixed in: openshift4/ose-grafana
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 4Fixed in: openshift4/ose-prometheus-rhel9

Vendor Advisories (2)

npmGHSA-hh27-ffr2-f2jcmedium

Open redirect in url-parse

Aug 10, 2021
redhatCVE-2021-3664Moderate

nodejs-url-parse: URL Redirection to Untrusted Site

Jul 6, 2021

References

github.com / unshiftio/url-parse/commit/81ab967889b08112d3356e451bf03e6aa0cbb7e0
PatchThird Party Advisory
huntr.dev / bounties/1625557993985-unshiftio/url-parse
ExploitThird Party Advisory
lists.debian.org / debian-lts-announce/2023/02/msg00030.html