Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/33597?format=api
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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/33597?format=api",
    "vulnerability_id": "VCID-6r87-jrv8-27ht",
    "summary": "Insecure Deserialization in Apache Commons Collection\nSerialized-object interfaces in Java applications using the Apache Commons Collections (ACC) library may allow remote attackers to execute arbitrary commands via a crafted serialized Java object.",
    "aliases": [
        {
            "alias": "CVE-2015-6420"
        },
        {
            "alias": "GHSA-6hgm-866r-3cjv"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/25419?format=api",
            "purl": "pkg:maven/commons-collections/commons-collections@3.2.2",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/commons-collections/commons-collections@3.2.2"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/25429?format=api",
            "purl": "pkg:maven/org.apache.commons/commons-collections4@4.1",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.commons/commons-collections4@4.1"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/208111?format=api",
            "purl": "pkg:maven/commons-collections/commons-collections@1.0",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/commons-collections/commons-collections@1.0"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/208112?format=api",
            "purl": "pkg:maven/commons-collections/commons-collections@2.0",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/commons-collections/commons-collections@2.0"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/208113?format=api",
            "purl": "pkg:maven/commons-collections/commons-collections@2.0.20020914.015953",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/commons-collections/commons-collections@2.0.20020914.015953"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/208114?format=api",
            "purl": "pkg:maven/commons-collections/commons-collections@2.0.20020914.020746",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/commons-collections/commons-collections@2.0.20020914.020746"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/208115?format=api",
            "purl": "pkg:maven/commons-collections/commons-collections@2.0.20020914.020858",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/commons-collections/commons-collections@2.0.20020914.020858"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/208116?format=api",
            "purl": "pkg:maven/commons-collections/commons-collections@2.1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/commons-collections/commons-collections@2.1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/208117?format=api",
            "purl": "pkg:maven/commons-collections/commons-collections@2.1.1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
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            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/commons-collections/commons-collections@2.1.1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/165608?format=api",
            "purl": "pkg:maven/commons-collections/commons-collections@3.0",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-32uq-r1e7-3ub4"
                },
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/commons-collections/commons-collections@3.0"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/165609?format=api",
            "purl": "pkg:maven/commons-collections/commons-collections@3.0-dev2",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-32uq-r1e7-3ub4"
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                {
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            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/commons-collections/commons-collections@3.0-dev2"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/165610?format=api",
            "purl": "pkg:maven/commons-collections/commons-collections@3.1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-32uq-r1e7-3ub4"
                },
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
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            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/commons-collections/commons-collections@3.1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/165611?format=api",
            "purl": "pkg:maven/commons-collections/commons-collections@3.2",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-32uq-r1e7-3ub4"
                },
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/commons-collections/commons-collections@3.2"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/25417?format=api",
            "purl": "pkg:maven/commons-collections/commons-collections@3.2.1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-32uq-r1e7-3ub4"
                },
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/commons-collections/commons-collections@3.2.1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/53941?format=api",
            "purl": "pkg:maven/net.sourceforge.collections/collections-generic@4.0.1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-32uq-r1e7-3ub4"
                },
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/net.sourceforge.collections/collections-generic@4.0.1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/25427?format=api",
            "purl": "pkg:maven/org.apache.commons/commons-collections4@4.0",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-32uq-r1e7-3ub4"
                },
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.commons/commons-collections4@4.0"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/51162?format=api",
            "purl": "pkg:maven/org.apache.servicemix.bundles/org.apache.servicemix.bundles.collections-generic@4.01",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-32uq-r1e7-3ub4"
                },
                {
                    "vulnerability": "VCID-6r87-jrv8-27ht"
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            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.servicemix.bundles/org.apache.servicemix.bundles.collections-generic@4.01"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/54230?format=api",
            "purl": "pkg:maven/org.apache.servicemix.bundles/org.apache.servicemix.bundles.commons-collections@3.2.1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-32uq-r1e7-3ub4"
                },
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                    "vulnerability": "VCID-6r87-jrv8-27ht"
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            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.servicemix.bundles/org.apache.servicemix.bundles.commons-collections@3.2.1"
        }
    ],
    "references": [
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2015-6420",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.9564",
                    "published_at": "2026-04-02T12:55:00Z"
                },
                {
                    "value": "0.212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.95675",
                    "published_at": "2026-04-16T12:55:00Z"
                },
                {
                    "value": "0.212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.95631",
                    "published_at": "2026-04-01T12:55:00Z"
                },
                {
                    "value": "0.212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.95667",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.95664",
                    "published_at": "2026-04-12T12:55:00Z"
                },
                {
                    "value": "0.212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.95665",
                    "published_at": "2026-04-11T12:55:00Z"
                },
                {
                    "value": "0.212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.9566",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.95656",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.95648",
                    "published_at": "2026-04-07T12:55:00Z"
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                {
                    "value": "0.212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.95645",
                    "published_at": "2026-04-04T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2015-6420"
        },
        {
            "reference_url": "https://arxiv.org/pdf/2306.05534",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
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            ],
            "url": "https://arxiv.org/pdf/2306.05534"
        },
        {
            "reference_url": "https://foxglovesecurity.com/2015/11/06/what-do-weblogic-websphere-jboss-jenkins-opennms-and-your-application-have-in-common-this-vulnerability/",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://foxglovesecurity.com/2015/11/06/what-do-weblogic-websphere-jboss-jenkins-opennms-and-your-application-have-in-common-this-vulnerability/"
        },
        {
            "reference_url": "https://github.com/apache/commons-collections",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
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            ],
            "url": "https://github.com/apache/commons-collections"
        },
        {
            "reference_url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05376917",
            "reference_id": "",
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            "scores": [
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            "reference_url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722",
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            "scores": [
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        },
        {
            "reference_url": "https://lists.apache.org/thread.html/r352e40ca9874d1beb4ad95403792adca7eb295e6bc3bd7b65fabcc21@%3Ccommits.samza.apache.org%3E",
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            "reference_url": "https://lists.apache.org/thread.html/r352e40ca9874d1beb4ad95403792adca7eb295e6bc3bd7b65fabcc21%40%3Ccommits.samza.apache.org%3E",
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            "reference_url": "https://news.apache.org/foundation/entry/apache_commons_statement_to_widespread",
            "reference_id": "",
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            "scores": [],
            "url": "https://news.apache.org/foundation/entry/apache_commons_statement_to_widespread"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2015-6420",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.5",
                    "scoring_system": "cvssv2",
                    "scoring_elements": "AV:N/AC:L/Au:N/C:P/I:P/A:P"
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                {
                    "value": "9.8",
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                    "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "value": "HIGH",
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                }
            ],
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2015-6420"
        },
        {
            "reference_url": "https://www.kb.cert.org/vuls/id/576313",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://www.kb.cert.org/vuls/id/576313"
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        {
            "reference_url": "https://www.kb.cert.org/vuls/id/581311",
            "reference_id": "",
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            "scores": [
                {
                    "value": "HIGH",
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            "url": "https://www.kb.cert.org/vuls/id/581311"
        },
        {
            "reference_url": "https://www.tenable.com/security/research/tra-2017-14",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
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        {
            "reference_url": "https://www.tenable.com/security/research/tra-2017-23",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
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            ],
            "url": "https://www.tenable.com/security/research/tra-2017-23"
        },
        {
            "reference_url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151209-java-deserialization",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
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            "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151209-java-deserialization"
        },
        {
            "reference_url": "http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
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            ],
            "url": "http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html"
        },
        {
            "reference_url": "http://www.securityfocus.com/bid/78872",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
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            ],
            "url": "http://www.securityfocus.com/bid/78872"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:commons_collections:*:*:*:*:*:*:*:*",
            "reference_id": "cpe:2.3:a:apache:commons_collections:*:*:*:*:*:*:*:*",
            "reference_type": "",
            "scores": [],
            "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:commons_collections:*:*:*:*:*:*:*:*"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:commons_collections:4.0:*:*:*:*:*:*:*",
            "reference_id": "cpe:2.3:a:apache:commons_collections:4.0:*:*:*:*:*:*:*",
            "reference_type": "",
            "scores": [],
            "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:commons_collections:4.0:*:*:*:*:*:*:*"
        },
        {
            "reference_url": "https://github.com/advisories/GHSA-6hgm-866r-3cjv",
            "reference_id": "GHSA-6hgm-866r-3cjv",
            "reference_type": "",
            "scores": [
                {
                    "value": "HIGH",
                    "scoring_system": "cvssv3.1_qr",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/advisories/GHSA-6hgm-866r-3cjv"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 502,
            "name": "Deserialization of Untrusted Data",
            "description": "The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid."
        },
        {
            "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": 78,
            "name": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')",
            "description": "The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component."
        },
        {
            "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 - 9.8",
    "exploitability": "0.5",
    "weighted_severity": "8.8",
    "risk_score": 4.4,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-6r87-jrv8-27ht"
}