Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/45063?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/45063?format=api", "purl": "pkg:pypi/cadwyn@4.2.1", "type": "pypi", "namespace": "", "name": "cadwyn", "version": "4.2.1", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "5.4.3", "latest_non_vulnerable_version": "5.4.3", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/9430?format=api", "vulnerability_id": "VCID-mmw2-4mw7-sbbd", "summary": "Cadwyn creates production-ready community-driven modern Stripe-like API versioning in FastAPI. In versions before 5.4.3, the version parameter of the \"/docs\" endpoint is vulnerable to a Reflected XSS (Cross-Site Scripting) attack. This XSS would notably allow an attacker to execute JavaScript code on a user's session for any application based on Cadwyn via a one-click attack. The vulnerability has been fixed in version 5.4.3.", "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2025-53528", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00235", "scoring_system": "epss", "scoring_elements": "0.46583", "published_at": "2026-05-30T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2025-53528" }, { "reference_url": "https://github.com/pypa/advisory-database/tree/main/vulns/cadwyn/PYSEC-2025-71.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.6", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/pypa/advisory-database/tree/main/vulns/cadwyn/PYSEC-2025-71.yaml" }, { "reference_url": "https://github.com/zmievsa/cadwyn", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.6", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/zmievsa/cadwyn" }, { "reference_url": "https://github.com/zmievsa/cadwyn/blob/5.4.3/CHANGELOG.md#543", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.6", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/zmievsa/cadwyn/blob/5.4.3/CHANGELOG.md#543" }, { "reference_url": "https://github.com/zmievsa/cadwyn/commit/b424ecd57cd8dabbc8fe39b8f8ccafea629c7728", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.6", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-07-22T19:55:33Z/" } ], "url": "https://github.com/zmievsa/cadwyn/commit/b424ecd57cd8dabbc8fe39b8f8ccafea629c7728" }, { "reference_url": "https://github.com/zmievsa/cadwyn/security/advisories/GHSA-2gxp-6r36-m97r", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.6", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-07-22T19:55:33Z/" } ], "url": "https://github.com/zmievsa/cadwyn/security/advisories/GHSA-2gxp-6r36-m97r" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2025-53528", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.6", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-53528" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/45094?format=api", "purl": "pkg:pypi/cadwyn@5.4.3", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:pypi/cadwyn@5.4.3" } ], "aliases": [ "CVE-2025-53528", "GHSA-2gxp-6r36-m97r", "PYSEC-2025-71" ], "risk_score": null, "exploitability": "0.5", "weighted_severity": "0.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-mmw2-4mw7-sbbd" } ], "fixing_vulnerabilities": [], "risk_score": null, "resource_url": "http://public2.vulnerablecode.io/packages/pkg:pypi/cadwyn@4.2.1" }