Description
The normalize-url package before 4.5.1, 5.x before 5.3.1, and 6.x before 6.0.1 for Node.js has a ReDoS (regular expression denial of service) issue because it has exponential performance for data: URLs.
Published: 2021-05-24
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-1374 The normalize-url package before 4.5.1, 5.x before 5.3.1, and 6.x before 6.0.1 for Node.js has a ReDoS (regular expression denial of service) issue because it has exponential performance for data: URLs.
Github GHSA Github GHSA GHSA-px4h-xg32-q955 ReDoS in normalize-url
History

Sun, 13 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00334}

epss

{'score': 0.0048}


Subscriptions

Normalize-url Project Normalize-url
Redhat Acm Enterprise Linux Rhel Eus Rhel Software Collections Rhev Manager
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-03T23:50:43.171Z

Reserved: 2021-05-21T00:00:00.000Z

Link: CVE-2021-33502

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-05-24T16:15:08.133

Modified: 2024-11-21T06:08:57.833

Link: CVE-2021-33502

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-05-21T00:00:00Z

Links: CVE-2021-33502 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses