GET

Vulnerability Instance

Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/62959?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/62959?format=api",
    "vulnerability_id": "VCID-d2fm-vmeb-xuh9",
    "summary": "Previewing a response in Devtools ignored CSP headers, which could have allowed content injection attacks.",
    "aliases": [
        {
            "alias": "CVE-2025-5271"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/582210?format=api",
            "purl": "pkg:deb/debian/firefox@139.0-1?distro=sid",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/firefox@139.0-1%3Fdistro=sid"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/582059?format=api",
            "purl": "pkg:deb/debian/firefox@149.0-1?distro=sid",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/firefox@149.0-1%3Fdistro=sid"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1059611?format=api",
            "purl": "pkg:deb/debian/firefox@149.0.2-1?distro=sid",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/firefox@149.0.2-1%3Fdistro=sid"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1076056?format=api",
            "purl": "pkg:deb/debian/firefox@150.0-1?distro=sid",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/firefox@150.0-1%3Fdistro=sid"
        }
    ],
    "affected_packages": [],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-5271.json",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "3.4",
                    "scoring_system": "cvssv3",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N"
                }
            ],
            "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-5271.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2025-5271",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.00282",
                    "scoring_system": "epss",
                    "scoring_elements": "0.51549",
                    "published_at": "2026-04-24T12:55:00Z"
                },
                {
                    "value": "0.00282",
                    "scoring_system": "epss",
                    "scoring_elements": "0.51504",
                    "published_at": "2026-04-07T12:55:00Z"
                },
                {
                    "value": "0.00282",
                    "scoring_system": "epss",
                    "scoring_elements": "0.51558",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.00282",
                    "scoring_system": "epss",
                    "scoring_elements": "0.51555",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.00282",
                    "scoring_system": "epss",
                    "scoring_elements": "0.51599",
                    "published_at": "2026-04-11T12:55:00Z"
                },
                {
                    "value": "0.00282",
                    "scoring_system": "epss",
                    "scoring_elements": "0.51578",
                    "published_at": "2026-04-12T12:55:00Z"
                },
                {
                    "value": "0.00282",
                    "scoring_system": "epss",
                    "scoring_elements": "0.51567",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.00282",
                    "scoring_system": "epss",
                    "scoring_elements": "0.51608",
                    "published_at": "2026-04-16T12:55:00Z"
                },
                {
                    "value": "0.00282",
                    "scoring_system": "epss",
                    "scoring_elements": "0.51616",
                    "published_at": "2026-04-18T12:55:00Z"
                },
                {
                    "value": "0.00282",
                    "scoring_system": "epss",
                    "scoring_elements": "0.51595",
                    "published_at": "2026-04-21T12:55:00Z"
                },
                {
                    "value": "0.00282",
                    "scoring_system": "epss",
                    "scoring_elements": "0.51517",
                    "published_at": "2026-04-02T12:55:00Z"
                },
                {
                    "value": "0.00282",
                    "scoring_system": "epss",
                    "scoring_elements": "0.51544",
                    "published_at": "2026-04-04T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2025-5271"
        },
        {
            "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "6.5",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
                }
            ],
            "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2368753",
            "reference_id": "2368753",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2368753"
        },
        {
            "reference_url": "https://www.mozilla.org/en-US/security/advisories/mfsa2025-42",
            "reference_id": "mfsa2025-42",
            "reference_type": "",
            "scores": [
                {
                    "value": "critical",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2025-42"
        },
        {
            "reference_url": "https://www.mozilla.org/security/advisories/mfsa2025-42/",
            "reference_id": "mfsa2025-42",
            "reference_type": "",
            "scores": [
                {
                    "value": "6.5",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
                },
                {
                    "value": "Track",
                    "scoring_system": "ssvc",
                    "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-05-27T17:36:12Z/"
                }
            ],
            "url": "https://www.mozilla.org/security/advisories/mfsa2025-42/"
        },
        {
            "reference_url": "https://www.mozilla.org/en-US/security/advisories/mfsa2025-45",
            "reference_id": "mfsa2025-45",
            "reference_type": "",
            "scores": [
                {
                    "value": "critical",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2025-45"
        },
        {
            "reference_url": "https://www.mozilla.org/security/advisories/mfsa2025-45/",
            "reference_id": "mfsa2025-45",
            "reference_type": "",
            "scores": [
                {
                    "value": "6.5",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
                },
                {
                    "value": "Track",
                    "scoring_system": "ssvc",
                    "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-05-27T17:36:12Z/"
                }
            ],
            "url": "https://www.mozilla.org/security/advisories/mfsa2025-45/"
        },
        {
            "reference_url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1920348",
            "reference_id": "show_bug.cgi?id=1920348",
            "reference_type": "",
            "scores": [
                {
                    "value": "6.5",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
                },
                {
                    "value": "Track",
                    "scoring_system": "ssvc",
                    "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-05-27T17:36:12Z/"
                }
            ],
            "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1920348"
        },
        {
            "reference_url": "https://usn.ubuntu.com/7991-1/",
            "reference_id": "USN-7991-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/7991-1/"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 807,
            "name": "Reliance on Untrusted Inputs in a Security Decision",
            "description": "The product uses a protection mechanism that relies on the existence or values of an input, but the input can be modified by an untrusted actor in a way that bypasses the protection mechanism."
        }
    ],
    "exploits": [],
    "severity_range_score": "3.4 - 10.0",
    "exploitability": null,
    "weighted_severity": null,
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-d2fm-vmeb-xuh9"
}