Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/44754?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/44754?format=api", "vulnerability_id": "VCID-vg7c-pctm-m7gn", "summary": "ReDoS in normalize-url\nThe 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.", "aliases": [ { "alias": "CVE-2021-33502" }, { "alias": "GHSA-px4h-xg32-q955" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/932280?format=api", "purl": "pkg:deb/debian/node-got@11.8.1%2B~cs53.13.17-3?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-got@11.8.1%252B~cs53.13.17-3%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1058005?format=api", "purl": "pkg:deb/debian/node-got@11.8.1%2B~cs53.13.17-3%2Bdeb11u1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-got@11.8.1%252B~cs53.13.17-3%252Bdeb11u1" }, { "url": "http://public2.vulnerablecode.io/api/packages/932281?format=api", "purl": "pkg:deb/debian/node-got@11.8.1%2B~cs53.13.17-3%2Bdeb11u1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-got@11.8.1%252B~cs53.13.17-3%252Bdeb11u1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/932279?format=api", "purl": "pkg:deb/debian/node-got@11.8.5%2B~cs58.13.36-3?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-got@11.8.5%252B~cs58.13.36-3%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/932283?format=api", "purl": "pkg:deb/debian/node-got@11.8.5%2B~cs58.13.36-5?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-got@11.8.5%252B~cs58.13.36-5%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/932282?format=api", "purl": "pkg:deb/debian/node-got@11.8.5%2B~cs58.13.36-6?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-got@11.8.5%252B~cs58.13.36-6%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/76444?format=api", "purl": "pkg:npm/normalize-url@4.5.1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/normalize-url@4.5.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/76445?format=api", "purl": "pkg:npm/normalize-url@5.3.1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/normalize-url@5.3.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/76446?format=api", "purl": "pkg:npm/normalize-url@6.0.1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/normalize-url@6.0.1" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/1058004?format=api", "purl": "pkg:deb/debian/node-got@7.1.0-1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vg3f-8mjh-bbf5" }, { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-got@7.1.0-1" }, { "url": "http://public2.vulnerablecode.io/api/packages/250260?format=api", "purl": "pkg:npm/normalize-url@4.3.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/normalize-url@4.3.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/250261?format=api", "purl": "pkg:npm/normalize-url@4.4.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/normalize-url@4.4.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/250262?format=api", "purl": "pkg:npm/normalize-url@4.4.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/normalize-url@4.4.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/250263?format=api", "purl": "pkg:npm/normalize-url@4.5.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/normalize-url@4.5.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/250264?format=api", "purl": "pkg:npm/normalize-url@5.0.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/normalize-url@5.0.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/250265?format=api", "purl": "pkg:npm/normalize-url@5.1.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/normalize-url@5.1.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/250266?format=api", "purl": "pkg:npm/normalize-url@5.2.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/normalize-url@5.2.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/250267?format=api", "purl": "pkg:npm/normalize-url@5.2.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/normalize-url@5.2.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/250268?format=api", "purl": "pkg:npm/normalize-url@5.3.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/normalize-url@5.3.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/250269?format=api", "purl": "pkg:npm/normalize-url@6.0.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/normalize-url@6.0.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/98382?format=api", "purl": "pkg:rpm/redhat/nodejs-nodemon@2.0.19-1?arch=el9_0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4f1w-xpyy-2fcf" }, { "vulnerability": "VCID-7tyw-ppyt-zqgr" }, { "vulnerability": "VCID-c86y-234c-s3hu" }, { "vulnerability": "VCID-vg3f-8mjh-bbf5" }, { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/nodejs-nodemon@2.0.19-1%3Farch=el9_0" }, { "url": "http://public2.vulnerablecode.io/api/packages/99951?format=api", "purl": "pkg:rpm/redhat/ovirt-engine-ui-extensions@1.3.3-1?arch=el8ev", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-c86y-234c-s3hu" }, { "vulnerability": "VCID-qat2-2h6v-rfae" }, { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/ovirt-engine-ui-extensions@1.3.3-1%3Farch=el8ev" }, { "url": "http://public2.vulnerablecode.io/api/packages/100498?format=api", "purl": "pkg:rpm/redhat/ovirt-web-ui@1.8.1-2?arch=el8ev", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vg7c-pctm-m7gn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/ovirt-web-ui@1.8.1-2%3Farch=el8ev" }, { "url": "http://public2.vulnerablecode.io/api/packages/100332?format=api", "purl": "pkg:rpm/redhat/rh-nodejs12-nodejs@12.22.2-1?arch=el7", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4kjh-zmaz-tqb7" }, { "vulnerability": "VCID-nj6f-gujk-wqah" }, { "vulnerability": "VCID-vg7c-pctm-m7gn" }, { "vulnerability": "VCID-w93e-wkm9-kuex" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/rh-nodejs12-nodejs@12.22.2-1%3Farch=el7" }, { "url": "http://public2.vulnerablecode.io/api/packages/100334?format=api", "purl": "pkg:rpm/redhat/rh-nodejs12-nodejs-nodemon@2.0.3-2?arch=el7", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4kjh-zmaz-tqb7" }, { "vulnerability": "VCID-nj6f-gujk-wqah" }, { "vulnerability": "VCID-vg7c-pctm-m7gn" }, { "vulnerability": "VCID-w93e-wkm9-kuex" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/rh-nodejs12-nodejs-nodemon@2.0.3-2%3Farch=el7" }, { "url": "http://public2.vulnerablecode.io/api/packages/100333?format=api", "purl": "pkg:rpm/redhat/rh-nodejs14-nodejs@14.17.2-1?arch=el7", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4kjh-zmaz-tqb7" }, { "vulnerability": "VCID-nj6f-gujk-wqah" }, { "vulnerability": "VCID-vg7c-pctm-m7gn" }, { "vulnerability": "VCID-w93e-wkm9-kuex" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/rh-nodejs14-nodejs@14.17.2-1%3Farch=el7" }, { "url": "http://public2.vulnerablecode.io/api/packages/100330?format=api", "purl": "pkg:rpm/redhat/rh-nodejs14-nodejs-nodemon@2.0.3-2?arch=el7", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4kjh-zmaz-tqb7" }, { "vulnerability": "VCID-nj6f-gujk-wqah" }, { "vulnerability": "VCID-vg7c-pctm-m7gn" }, { "vulnerability": "VCID-w93e-wkm9-kuex" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/rh-nodejs14-nodejs-nodemon@2.0.3-2%3Farch=el7" } ], "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-33502.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-33502.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-33502", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00355", "scoring_system": "epss", "scoring_elements": "0.57847", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00355", "scoring_system": "epss", "scoring_elements": "0.57848", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00355", "scoring_system": "epss", "scoring_elements": "0.57819", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.6423", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64288", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64316", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64273", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64322", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64336", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64349", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64338", "published_at": "2026-04-12T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-33502" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33502", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33502" }, { "reference_url": "https://github.com/sindresorhus/normalize-url", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/sindresorhus/normalize-url" }, { "reference_url": "https://github.com/sindresorhus/normalize-url/commit/b1fdb5120b6d27a88400d8800e67ff5a22bd2103", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/sindresorhus/normalize-url/commit/b1fdb5120b6d27a88400d8800e67ff5a22bd2103" }, { "reference_url": "https://github.com/sindresorhus/normalize-url/releases/tag/v6.0.1", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/sindresorhus/normalize-url/releases/tag/v6.0.1" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-33502", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-33502" }, { "reference_url": "https://security.netapp.com/advisory/ntap-20210706-0001", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://security.netapp.com/advisory/ntap-20210706-0001" }, { "reference_url": "https://security.netapp.com/advisory/ntap-20210706-0001/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://security.netapp.com/advisory/ntap-20210706-0001/" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1964461", "reference_id": "1964461", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1964461" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=989258", "reference_id": "989258", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=989258" }, { "reference_url": "https://github.com/advisories/GHSA-px4h-xg32-q955", "reference_id": "GHSA-px4h-xg32-q955", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-px4h-xg32-q955" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:2931", "reference_id": "RHSA-2021:2931", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:2931" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:2932", "reference_id": "RHSA-2021:2932", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:2932" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:5171", "reference_id": "RHSA-2021:5171", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:5171" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2022:0246", "reference_id": "RHSA-2022:0246", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2022:0246" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2022:0350", "reference_id": "RHSA-2022:0350", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2022:0350" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2022:4711", "reference_id": "RHSA-2022:4711", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2022:4711" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2022:6595", "reference_id": "RHSA-2022:6595", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2022:6595" } ], "weaknesses": [ { "cwe_id": 400, "name": "Uncontrolled Resource Consumption", "description": "The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources." }, { "cwe_id": 1035, "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017." }, { "cwe_id": 1333, "name": "Inefficient Regular Expression Complexity", "description": "The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles." }, { "cwe_id": 937, "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013." } ], "exploits": [], "severity_range_score": "7.0 - 8.9", "exploitability": "0.5", "weighted_severity": "8.0", "risk_score": 4.0, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-vg7c-pctm-m7gn" }