High
node-got, node-yarnpkg — security advisory
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.
- Products
- node-got, node-yarnpkg
- Affected versions
- 1.13.0-1build1, 1.13.0-3, 1.19.1-1, 1.22.10+~cs22.25.14-3, 1.22.10+~cs22.25.14-4, 1.22.10+~cs22.25.14-5, 1.22.10+~cs22.25.14-8, 1.22.19+~cs24.27.18-2, 1.22.19+~cs24.27.18-4, 1.22.4-2, 11.8.1+~cs53.13.17-3, 11.8.2+~cs58.7.32-2, 11.8.3+~cs58.7.37-1, 11.8.5+~cs58.13.36-3, 11.8.5+~cs58.13.36-5, 11.8.5+~cs58.13.36-6, 11.8.5+~cs58.13.36-7, 4.0.2+dfsg-3, 4.1.0+dfsg-1, 4.1.0+dfsg-6ubuntu2, 4.1.0+dfsg-7ubuntu1, 7.1.0-1
- Fixed versions
- Not specified
- CVEs
- CVE-2021-33502
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:59 UTC · Revision 1
Source evidence
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.
osv:UBUNTU-CVE-2021-33502
node-got
Fixed versions: Not specified
node-got
Fixed versions: Not specified
node-yarnpkg
Fixed versions: Not specified
node-got
Fixed versions: Not specified
node-yarnpkg
Fixed versions: Not specified
node-got
Fixed versions: Not specified
node-yarnpkg
Fixed versions: Not specified
node-got
Fixed versions: Not specified
node-yarnpkg
Fixed versions: Not specified
node-got
Fixed versions: Not specified
node-yarnpkg
Fixed versions: Not specified
node-got
Fixed versions: Not specified
node-yarnpkg
Fixed versions: Not specified
Complete source record
{
"id": "2a3e3397139d98ef08c28e7e4aea3685b10823884ec0b5b2508d20cfa062576a",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-33502",
"method": "structured",
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"modified": "2026-10-17T12:56:19.693578066Z",
"provider": "osv",
"upstream": [
"CVE-2021-33502"
],
"references": [
"https://ubuntu.com/security/CVE-2021-33502",
"https://github.com/sindresorhus/normalize-url/releases/tag/v6.0.1",
"https://www.cve.org/CVERecord?id=CVE-2021-33502"
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"evidence": "/upstream"
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"security_relevant": true,
"severity_evidence": "/severity/0/score"
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"source_id": "core-osv",
"document_id": 355282,
"published_at": "2021-05-24T16:15:00+00:00"
}