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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.
CVE-2021-33502 - High Severity Vulnerability
Vulnerable Libraries - normalize-url-4.5.0.tgz, normalize-url-2.0.1.tgz, normalize-url-3.3.0.tgz
normalize-url-4.5.0.tgz
Normalize a URL
Library home page: https://registry.npmjs.org/normalize-url/-/normalize-url-4.5.0.tgz
Path to dependency file: rollup-mpa/package.json
Path to vulnerable library: rollup-mpa/node_modules/normalize-url
Dependency Hierarchy:
normalize-url-2.0.1.tgz
Normalize a URL
Library home page: https://registry.npmjs.org/normalize-url/-/normalize-url-2.0.1.tgz
Path to dependency file: rollup-mpa/package.json
Path to vulnerable library: rollup-mpa/node_modules/normalize-url
Dependency Hierarchy:
normalize-url-3.3.0.tgz
Normalize a URL
Library home page: https://registry.npmjs.org/normalize-url/-/normalize-url-3.3.0.tgz
Path to dependency file: rollup-mpa/package.json
Path to vulnerable library: rollup-mpa/node_modules/normalize-url
Dependency Hierarchy:
Found in HEAD commit: 1c563eb5ee2c9270f4f5a8fa56c52a524265234b
Found in base branch: master
Vulnerability Details
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.
Publish Date: 2021-05-24
URL: CVE-2021-33502
CVSS 3 Score Details (7.5)
Base Score Metrics:
Suggested Fix
Type: Upgrade version
Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33502
Release Date: 2021-05-24
Fix Resolution: normalize-url - 4.5.1, 5.3.1, 6.0.1
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