Vulnerability Instance

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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/79930?format=api",
    "vulnerability_id": "VCID-w2tb-2uvg-g7hv",
    "summary": "httpd: Regression of CVE-2021-40438 and CVE-2021-26691 fixes in Red Hat Enterprise Linux 8.5",
    "aliases": [
        {
            "alias": "CVE-2021-20325"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/582525?format=api",
            "purl": "pkg:deb/debian/apache2@0?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/apache2@0%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/582274?format=api",
            "purl": "pkg:deb/debian/apache2@2.4.62-1~deb11u1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/apache2@2.4.62-1~deb11u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/582275?format=api",
            "purl": "pkg:deb/debian/apache2@2.4.66-1~deb12u1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/apache2@2.4.66-1~deb12u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/582276?format=api",
            "purl": "pkg:deb/debian/apache2@2.4.66-1~deb13u2?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/apache2@2.4.66-1~deb13u2%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/582277?format=api",
            "purl": "pkg:deb/debian/apache2@2.4.66-8?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/apache2@2.4.66-8%3Fdistro=trixie"
        }
    ],
    "affected_packages": [],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20325.json",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "9.0",
                    "scoring_system": "cvssv3",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H"
                }
            ],
            "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20325.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-20325",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.00933",
                    "scoring_system": "epss",
                    "scoring_elements": "0.76069",
                    "published_at": "2026-04-01T12:55:00Z"
                },
                {
                    "value": "0.00933",
                    "scoring_system": "epss",
                    "scoring_elements": "0.76073",
                    "published_at": "2026-04-02T12:55:00Z"
                },
                {
                    "value": "0.00933",
                    "scoring_system": "epss",
                    "scoring_elements": "0.76105",
                    "published_at": "2026-04-04T12:55:00Z"
                },
                {
                    "value": "0.00933",
                    "scoring_system": "epss",
                    "scoring_elements": "0.76084",
                    "published_at": "2026-04-07T12:55:00Z"
                },
                {
                    "value": "0.00933",
                    "scoring_system": "epss",
                    "scoring_elements": "0.76118",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.00933",
                    "scoring_system": "epss",
                    "scoring_elements": "0.76131",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.00933",
                    "scoring_system": "epss",
                    "scoring_elements": "0.76156",
                    "published_at": "2026-04-11T12:55:00Z"
                },
                {
                    "value": "0.00933",
                    "scoring_system": "epss",
                    "scoring_elements": "0.76132",
                    "published_at": "2026-04-12T12:55:00Z"
                },
                {
                    "value": "0.00933",
                    "scoring_system": "epss",
                    "scoring_elements": "0.76129",
                    "published_at": "2026-04-13T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-20325"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2017321",
            "reference_id": "2017321",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2017321"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2021:4537",
            "reference_id": "RHSA-2021:4537",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2021:4537"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 918,
            "name": "Server-Side Request Forgery (SSRF)",
            "description": "The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination."
        }
    ],
    "exploits": [],
    "severity_range_score": "9.0 - 9.0",
    "exploitability": null,
    "weighted_severity": null,
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-w2tb-2uvg-g7hv"
}