GET

Vulnerability Instance

Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/53707?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/53707?format=api",
    "vulnerability_id": "VCID-51xk-va3c-fueb",
    "summary": "Deserialization of Untrusted Data\nMyBatis mishandles deserialization of object streams.",
    "aliases": [
        {
            "alias": "CVE-2020-26945"
        },
        {
            "alias": "GHSA-qq48-m4jx-xqh8"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/78930?format=api",
            "purl": "pkg:maven/org.mybatis/mybatis@3.5.6",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.mybatis/mybatis@3.5.6"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/274617?format=api",
            "purl": "pkg:maven/org.mybatis/mybatis@2.3.5",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
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                }
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        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/274618?format=api",
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            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
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                }
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        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/274619?format=api",
            "purl": "pkg:maven/org.mybatis/mybatis@3.0.2",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-51xk-va3c-fueb"
                }
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        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/274620?format=api",
            "purl": "pkg:maven/org.mybatis/mybatis@3.0.3",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
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        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/274621?format=api",
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            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
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        {
            "url": "http://public2.vulnerablecode.io/api/packages/274622?format=api",
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            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
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            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.mybatis/mybatis@3.0.5"
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        {
            "url": "http://public2.vulnerablecode.io/api/packages/274623?format=api",
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            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
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            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.mybatis/mybatis@3.0.6"
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        {
            "url": "http://public2.vulnerablecode.io/api/packages/274624?format=api",
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            "is_vulnerable": true,
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                {
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        {
            "url": "http://public2.vulnerablecode.io/api/packages/274625?format=api",
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            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
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        {
            "url": "http://public2.vulnerablecode.io/api/packages/274626?format=api",
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            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
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        {
            "url": "http://public2.vulnerablecode.io/api/packages/274627?format=api",
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            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
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        {
            "url": "http://public2.vulnerablecode.io/api/packages/274628?format=api",
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            "affected_by_vulnerabilities": [
                {
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        {
            "url": "http://public2.vulnerablecode.io/api/packages/274629?format=api",
            "purl": "pkg:maven/org.mybatis/mybatis@3.2.3",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
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        {
            "url": "http://public2.vulnerablecode.io/api/packages/274630?format=api",
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            "affected_by_vulnerabilities": [
                {
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        {
            "url": "http://public2.vulnerablecode.io/api/packages/274631?format=api",
            "purl": "pkg:maven/org.mybatis/mybatis@3.2.5",
            "is_vulnerable": true,
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                {
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        {
            "url": "http://public2.vulnerablecode.io/api/packages/274632?format=api",
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            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
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        {
            "url": "http://public2.vulnerablecode.io/api/packages/274633?format=api",
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            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
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            "url": "http://public2.vulnerablecode.io/api/packages/274635?format=api",
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    ],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-26945.json",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.3",
                    "scoring_system": "cvssv3",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"
                }
            ],
            "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-26945.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2020-26945",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.0115",
                    "scoring_system": "epss",
                    "scoring_elements": "0.78864",
                    "published_at": "2026-06-06T12:55:00Z"
                },
                {
                    "value": "0.0115",
                    "scoring_system": "epss",
                    "scoring_elements": "0.78829",
                    "published_at": "2026-06-04T12:55:00Z"
                },
                {
                    "value": "0.0115",
                    "scoring_system": "epss",
                    "scoring_elements": "0.78856",
                    "published_at": "2026-06-05T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2020-26945"
        },
        {
            "reference_url": "https://github.com/mybatis/mybatis-3/pull/2079",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "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"
                },
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/mybatis/mybatis-3/pull/2079"
        },
        {
            "reference_url": "https://github.com/mybatis/mybatis-3/releases/tag/mybatis-3.5.6",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "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"
                },
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/mybatis/mybatis-3/releases/tag/mybatis-3.5.6"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1887257",
            "reference_id": "1887257",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1887257"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2020-26945",
            "reference_id": "CVE-2020-26945",
            "reference_type": "",
            "scores": [
                {
                    "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"
                },
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-26945"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2021:3140",
            "reference_id": "RHSA-2021:3140",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2021:3140"
        }
    ],
    "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": 502,
            "name": "Deserialization of Untrusted Data",
            "description": "The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid."
        },
        {
            "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 - 8.9",
    "exploitability": "0.5",
    "weighted_severity": "8.0",
    "risk_score": 4.0,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-51xk-va3c-fueb"
}