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CVE-2021-33502

ReDoS in normalize-url

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.

Patch Available

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Fix without upgrading
Vulnerability Details
Score
7.5
Score Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Versions
normalize-url >= 4.3.0 < 4.5.1; normalize-url >= 5.0.0 < 5.3.1; normalize-url >= 6.0.0 < 6.0.1
Severity
High
Ecosystem
JavaScript
Publish Date
June 8, 2021
Modified Date
November 7, 2023