Lookup for vulnerable packages by Package URL.

GET /api/packages/100756?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/100756?format=api",
    "purl": "pkg:rpm/redhat/xstream@1.3.1-13?arch=el7_9",
    "type": "rpm",
    "namespace": "redhat",
    "name": "xstream",
    "version": "1.3.1-13",
    "qualifiers": {
        "arch": "el7_9"
    },
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": null,
    "latest_non_vulnerable_version": null,
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/42322?format=api",
            "vulnerability_id": "VCID-6mz4-fu3s-vycx",
            "summary": "XStream is vulnerable to an Arbitrary Code Execution attack\n### Impact\nThe vulnerability may allow a remote attacker to execute arbitrary code only by manipulating the processed input stream. No user is affected, who followed the recommendation to setup XStream's security framework with a whitelist limited to the minimal required types.\n\n### Patches\nIf you rely on XStream's default blacklist of the [Security Framework](https://x-stream.github.io/security.html#framework), you will have to use at least version 1.4.16.\n\n### Workarounds\nSee [workarounds](https://x-stream.github.io/security.html#workaround) for the different versions covering all CVEs.\n\n### References\nSee full information about the nature of the vulnerability and the steps to reproduce it in XStream's documentation for [CVE-2021-21350](https://x-stream.github.io/CVE-2021-21350.html).\n\n### Credits\nThe vulnerability was discovered and reported by threedr3am.\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [XStream](https://github.com/x-stream/xstream/issues)\n* Contact us at [XStream Google Group](https://groups.google.com/group/xstream-user)",
            "references": [
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-21350.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "8.1",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
                        }
                    ],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-21350.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-21350",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.9259",
                            "published_at": "2026-05-14T12:55:00Z"
                        },
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                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92565",
                            "published_at": "2026-05-12T12:55:00Z"
                        },
                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92559",
                            "published_at": "2026-05-11T12:55:00Z"
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                        {
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                            "scoring_system": "epss",
                            "scoring_elements": "0.92555",
                            "published_at": "2026-05-09T12:55:00Z"
                        },
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                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92545",
                            "published_at": "2026-05-07T12:55:00Z"
                        },
                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92533",
                            "published_at": "2026-05-05T12:55:00Z"
                        },
                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92524",
                            "published_at": "2026-04-29T12:55:00Z"
                        },
                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92527",
                            "published_at": "2026-04-26T12:55:00Z"
                        },
                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92526",
                            "published_at": "2026-04-24T12:55:00Z"
                        },
                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92525",
                            "published_at": "2026-04-21T12:55:00Z"
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                        {
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                            "scoring_system": "epss",
                            "scoring_elements": "0.92521",
                            "published_at": "2026-04-18T12:55:00Z"
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                            "scoring_system": "epss",
                            "scoring_elements": "0.92522",
                            "published_at": "2026-04-16T12:55:00Z"
                        },
                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92505",
                            "published_at": "2026-04-09T12:55:00Z"
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                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.925",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92489",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92485",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92477",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92471",
                            "published_at": "2026-04-01T12:55:00Z"
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                        {
                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92513",
                            "published_at": "2026-04-12T12:55:00Z"
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                            "value": "0.08761",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92511",
                            "published_at": "2026-04-13T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-21350"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21350",
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                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21350"
                },
                {
                    "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
                    "reference_id": "",
                    "reference_type": "",
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                            "value": "8.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
                        }
                    ],
                    "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
                },
                {
                    "reference_url": "https://github.com/x-stream/xstream",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/x-stream/xstream"
                },
                {
                    "reference_url": "https://github.com/x-stream/xstream/security/advisories/GHSA-43gc-mjxg-gvrq",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/x-stream/xstream/security/advisories/GHSA-43gc-mjxg-gvrq"
                },
                {
                    "reference_url": "https://lists.apache.org/thread.html/r8244fd0831db894d5e89911ded9c72196d395a90ae655414d23ed0dd@%3Cusers.activemq.apache.org%3E",
                    "reference_id": "",
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                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
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                    "url": "https://lists.apache.org/thread.html/r8244fd0831db894d5e89911ded9c72196d395a90ae655414d23ed0dd@%3Cusers.activemq.apache.org%3E"
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                {
                    "reference_url": "https://lists.apache.org/thread.html/r9ac71b047767205aa22e3a08cb33f3e0586de6b2fac48b425c6e16b0@%3Cdev.jmeter.apache.org%3E",
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                            "scoring_system": "cvssv3.1",
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                {
                    "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/22KVR6B5IZP3BGQ3HPWIO2FWWCKT3DHP",
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                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
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                            "scoring_elements": ""
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                    ],
                    "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QGXIU3YDPG6OGTDHMBLAFN7BPBERXREB"
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                {
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                {
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                {
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                    "reference_type": "",
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                            "scoring_system": "cvssv3.1",
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                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
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                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1942637",
                    "reference_id": "1942637",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1942637"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=985843",
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                    "reference_type": "",
                    "scores": [],
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                },
                {
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                    "reference_type": "",
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                            "scoring_system": "cvssv3.1_qr",
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                        }
                    ],
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                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:1354",
                    "reference_id": "RHSA-2021:1354",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:1354"
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