Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/20078?format=api
HTTP 200 OK
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Content-Type: application/json
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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/20078?format=api",
    "vulnerability_id": "VCID-khac-mqdh-hqd7",
    "summary": "Logback is vulnerable to an attacker mounting a Denial-Of-Service attack by sending poisoned data\nA serialization vulnerability in logback receiver component part of \nlogback version 1.4.13, 1.3.13 and 1.2.12 allows an attacker to mount a Denial-Of-Service \nattack by sending poisoned data.",
    "aliases": [
        {
            "alias": "CVE-2023-6481"
        },
        {
            "alias": "GHSA-gm62-rw4g-vrc4"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/930058?format=api",
            "purl": "pkg:deb/debian/logback@0?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/logback@0%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/930054?format=api",
            "purl": "pkg:deb/debian/logback@1:1.2.3-6?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-6f98-j1tr-zfcm"
                },
                {
                    "vulnerability": "VCID-kfd6-e5jj-fkht"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/logback@1:1.2.3-6%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/930052?format=api",
            "purl": "pkg:deb/debian/logback@1:1.2.11-3?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-kfd6-e5jj-fkht"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/logback@1:1.2.11-3%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/930055?format=api",
            "purl": "pkg:deb/debian/logback@1:1.2.11-6?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/logback@1:1.2.11-6%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/61390?format=api",
            "purl": "pkg:maven/ch.qos.logback/logback-core@1.2.13",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-pnxr-hj9y-yfd9"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/ch.qos.logback/logback-core@1.2.13"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/61492?format=api",
            "purl": "pkg:maven/ch.qos.logback/logback-core@1.3.14",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-pnxr-hj9y-yfd9"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/ch.qos.logback/logback-core@1.3.14"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/61491?format=api",
            "purl": "pkg:maven/ch.qos.logback/logback-core@1.4.14",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-pnxr-hj9y-yfd9"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/ch.qos.logback/logback-core@1.4.14"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/61488?format=api",
            "purl": "pkg:maven/ch.qos.logback/logback-core@1.2.12",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-khac-mqdh-hqd7"
                },
                {
                    "vulnerability": "VCID-pnxr-hj9y-yfd9"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/ch.qos.logback/logback-core@1.2.12"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/61489?format=api",
            "purl": "pkg:maven/ch.qos.logback/logback-core@1.3.13",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-khac-mqdh-hqd7"
                },
                {
                    "vulnerability": "VCID-pnxr-hj9y-yfd9"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/ch.qos.logback/logback-core@1.3.13"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/61490?format=api",
            "purl": "pkg:maven/ch.qos.logback/logback-core@1.4.13",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-khac-mqdh-hqd7"
                },
                {
                    "vulnerability": "VCID-pnxr-hj9y-yfd9"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/ch.qos.logback/logback-core@1.4.13"
        }
    ],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-6481.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-2023-6481.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2023-6481",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.00224",
                    "scoring_system": "epss",
                    "scoring_elements": "0.45104",
                    "published_at": "2026-04-18T12:55:00Z"
                },
                {
                    "value": "0.00224",
                    "scoring_system": "epss",
                    "scoring_elements": "0.45055",
                    "published_at": "2026-04-02T12:55:00Z"
                },
                {
                    "value": "0.00224",
                    "scoring_system": "epss",
                    "scoring_elements": "0.45076",
                    "published_at": "2026-04-04T12:55:00Z"
                },
                {
                    "value": "0.00224",
                    "scoring_system": "epss",
                    "scoring_elements": "0.45018",
                    "published_at": "2026-04-07T12:55:00Z"
                },
                {
                    "value": "0.00224",
                    "scoring_system": "epss",
                    "scoring_elements": "0.4507",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.00224",
                    "scoring_system": "epss",
                    "scoring_elements": "0.45071",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.00224",
                    "scoring_system": "epss",
                    "scoring_elements": "0.45093",
                    "published_at": "2026-04-11T12:55:00Z"
                },
                {
                    "value": "0.00224",
                    "scoring_system": "epss",
                    "scoring_elements": "0.4506",
                    "published_at": "2026-04-12T12:55:00Z"
                },
                {
                    "value": "0.00224",
                    "scoring_system": "epss",
                    "scoring_elements": "0.45062",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.00224",
                    "scoring_system": "epss",
                    "scoring_elements": "0.4511",
                    "published_at": "2026-04-16T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2023-6481"
        },
        {
            "reference_url": "https://github.com/qos-ch/logback",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.1",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"
                },
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/qos-ch/logback"
        },
        {
            "reference_url": "https://github.com/qos-ch/logback/commit/7018a3609c7bcc9dc7bf5903509901a986e5f578",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.1",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"
                },
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/qos-ch/logback/commit/7018a3609c7bcc9dc7bf5903509901a986e5f578"
        },
        {
            "reference_url": "https://github.com/qos-ch/logback/commit/c612b2fa3caf6eef3c75f1cd5859438451d0fd6f",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.1",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"
                },
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/qos-ch/logback/commit/c612b2fa3caf6eef3c75f1cd5859438451d0fd6f"
        },
        {
            "reference_url": "https://logback.qos.ch/news.html#1.3.12",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.1",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"
                },
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://logback.qos.ch/news.html#1.3.12"
        },
        {
            "reference_url": "https://logback.qos.ch/news.html#1.3.14",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.1",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"
                },
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://logback.qos.ch/news.html#1.3.14"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2252956",
            "reference_id": "2252956",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2252956"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2023-6481",
            "reference_id": "CVE-2023-6481",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.1",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"
                },
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-6481"
        },
        {
            "reference_url": "https://github.com/advisories/GHSA-gm62-rw4g-vrc4",
            "reference_id": "GHSA-gm62-rw4g-vrc4",
            "reference_type": "",
            "scores": [
                {
                    "value": "HIGH",
                    "scoring_system": "cvssv3.1_qr",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/advisories/GHSA-gm62-rw4g-vrc4"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2024:0793",
            "reference_id": "RHSA-2024:0793",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2024:0793"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2024:0843",
            "reference_id": "RHSA-2024:0843",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2024:0843"
        }
    ],
    "weaknesses": [
        {
            "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": 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."
        },
        {
            "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."
        }
    ],
    "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-khac-mqdh-hqd7"
}