Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/6838?format=api
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Allow: GET, HEAD, OPTIONS
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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/6838?format=api",
    "vulnerability_id": "VCID-7pnw-f1rw-kydp",
    "summary": "XSS via .swf files\nIn the vulnerable versions, the `uploader.swf` and `io.swf` utilities contain a vulnerability allowing cross-site scripting through the `.swf` files used in these components. Through a url accessing these files, and attacker can inject script in the context of these files, potentially exposing cookies or other sensitive information. The vulnerability resurfaced in v0.10.2, but only with `io.swf`.",
    "aliases": [
        {
            "alias": "CVE-2013-4939"
        },
        {
            "alias": "GHSA-mj87-8xf8-fp4w"
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            "url": "http://public2.vulnerablecode.io/api/packages/20339?format=api",
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