Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/35410?format=api
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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/35410?format=api",
    "vulnerability_id": "VCID-w7gc-1eh2-3ufu",
    "summary": "Multiple vulnerabilities have been discovered in QEMU, the worst of which could result in remote code execution (guest sandbox escape).",
    "aliases": [
        {
            "alias": "CVE-2021-3750"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/937129?format=api",
            "purl": "pkg:deb/debian/qemu@1:7.0%2Bdfsg-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/qemu@1:7.0%252Bdfsg-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/937035?format=api",
            "purl": "pkg:deb/debian/qemu@1:7.2%2Bdfsg-7%2Bdeb12u18?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-hkf8-96k7-kuc9"
                },
                {
                    "vulnerability": "VCID-m47q-17n6-t7gg"
                },
                {
                    "vulnerability": "VCID-n71j-fz74-kyhf"
                },
                {
                    "vulnerability": "VCID-t58m-9jqp-43c9"
                },
                {
                    "vulnerability": "VCID-uzxc-npak-yyc4"
                },
                {
                    "vulnerability": "VCID-vcun-y6d5-6uby"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/qemu@1:7.2%252Bdfsg-7%252Bdeb12u18%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/994614?format=api",
            "purl": "pkg:deb/debian/qemu@1:7.2%2Bdfsg-7%2Bdeb12u18",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-hkf8-96k7-kuc9"
                },
                {
                    "vulnerability": "VCID-m47q-17n6-t7gg"
                },
                {
                    "vulnerability": "VCID-n71j-fz74-kyhf"
                },
                {
                    "vulnerability": "VCID-t58m-9jqp-43c9"
                },
                {
                    "vulnerability": "VCID-uzxc-npak-yyc4"
                },
                {
                    "vulnerability": "VCID-vcun-y6d5-6uby"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/qemu@1:7.2%252Bdfsg-7%252Bdeb12u18"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/937040?format=api",
            "purl": "pkg:deb/debian/qemu@1:10.0.8%2Bds-0%2Bdeb13u1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-9szt-c829-zfdh"
                },
                {
                    "vulnerability": "VCID-detn-3zsq-3qh7"
                },
                {
                    "vulnerability": "VCID-m47q-17n6-t7gg"
                },
                {
                    "vulnerability": "VCID-n71j-fz74-kyhf"
                },
                {
                    "vulnerability": "VCID-vcun-y6d5-6uby"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/qemu@1:10.0.8%252Bds-0%252Bdeb13u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/937038?format=api",
            "purl": "pkg:deb/debian/qemu@1:10.2.1%2Bds-1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-9szt-c829-zfdh"
                },
                {
                    "vulnerability": "VCID-detn-3zsq-3qh7"
                },
                {
                    "vulnerability": "VCID-m47q-17n6-t7gg"
                },
                {
                    "vulnerability": "VCID-vcun-y6d5-6uby"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/qemu@1:10.2.1%252Bds-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/937039?format=api",
            "purl": "pkg:deb/debian/qemu@1:10.2.2%2Bds-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/qemu@1:10.2.2%252Bds-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1076120?format=api",
            "purl": "pkg:deb/debian/qemu@1:11.0.0%2Bds-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/qemu@1:11.0.0%252Bds-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/74097?format=api",
            "purl": "pkg:ebuild/app-emulation/qemu@7.0.0",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/app-emulation/qemu@7.0.0"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/994909?format=api",
            "purl": "pkg:deb/debian/qemu@1:5.2%2Bdfsg-11%2Bdeb11u3",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
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                },
                {
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                },
                {
                    "vulnerability": "VCID-6qnt-yaa3-p3bb"
                },
                {
                    "vulnerability": "VCID-91y7-ceje-jbd3"
                },
                {
                    "vulnerability": "VCID-cenj-mz55-jbg6"
                },
                {
                    "vulnerability": "VCID-cnyg-wvxr-gqg3"
                },
                {
                    "vulnerability": "VCID-d2ve-dnmj-4bbz"
                },
                {
                    "vulnerability": "VCID-ej5p-r4az-6ud2"
                },
                {
                    "vulnerability": "VCID-ewb7-nrtu-g7ex"
                },
                {
                    "vulnerability": "VCID-f4sq-73vu-sfdq"
                },
                {
                    "vulnerability": "VCID-gc6n-kgsc-f3b6"
                },
                {
                    "vulnerability": "VCID-kx81-eex4-hug8"
                },
                {
                    "vulnerability": "VCID-m47q-17n6-t7gg"
                },
                {
                    "vulnerability": "VCID-mtj9-1cns-yybw"
                },
                {
                    "vulnerability": "VCID-n71j-fz74-kyhf"
                },
                {
                    "vulnerability": "VCID-p2dz-mtns-5bb4"
                },
                {
                    "vulnerability": "VCID-ptty-88p4-ybe9"
                },
                {
                    "vulnerability": "VCID-pxjg-chmx-nkdc"
                },
                {
                    "vulnerability": "VCID-qh2s-apkz-sbaz"
                },
                {
                    "vulnerability": "VCID-qs61-1esc-c3cz"
                },
                {
                    "vulnerability": "VCID-t58m-9jqp-43c9"
                },
                {
                    "vulnerability": "VCID-t5gq-4bhn-gkej"
                },
                {
                    "vulnerability": "VCID-uzxc-npak-yyc4"
                },
                {
                    "vulnerability": "VCID-w7gc-1eh2-3ufu"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/qemu@1:5.2%252Bdfsg-11%252Bdeb11u3"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/937037?format=api",
            "purl": "pkg:deb/debian/qemu@1:5.2%2Bdfsg-11%2Bdeb11u3?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-3kyg-9mf3-kfft"
                },
                {
                    "vulnerability": "VCID-6qnt-yaa3-p3bb"
                },
                {
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                {
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                {
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                },
                {
                    "vulnerability": "VCID-mtj9-1cns-yybw"
                },
                {
                    "vulnerability": "VCID-n71j-fz74-kyhf"
                },
                {
                    "vulnerability": "VCID-p2dz-mtns-5bb4"
                },
                {
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                },
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                    "vulnerability": "VCID-pxjg-chmx-nkdc"
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                {
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                {
                    "vulnerability": "VCID-t58m-9jqp-43c9"
                },
                {
                    "vulnerability": "VCID-t5gq-4bhn-gkej"
                },
                {
                    "vulnerability": "VCID-uzxc-npak-yyc4"
                },
                {
                    "vulnerability": "VCID-w7gc-1eh2-3ufu"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/qemu@1:5.2%252Bdfsg-11%252Bdeb11u3%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/99723?format=api",
            "purl": "pkg:rpm/redhat/qemu-kvm@17:7.0.0-13?arch=el9",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-ne4d-zj65-qkgx"
                },
                {
                    "vulnerability": "VCID-t5gq-4bhn-gkej"
                },
                {
                    "vulnerability": "VCID-ueu8-w641-duh3"
                },
                {
                    "vulnerability": "VCID-w7gc-1eh2-3ufu"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/qemu-kvm@17:7.0.0-13%3Farch=el9"
        }
    ],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3750.json",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.5",
                    "scoring_system": "cvssv3",
                    "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H"
                }
            ],
            "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3750.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3750",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.0003",
                    "scoring_system": "epss",
                    "scoring_elements": "0.08413",
                    "published_at": "2026-04-18T12:55:00Z"
                },
                {
                    "value": "0.0003",
                    "scoring_system": "epss",
                    "scoring_elements": "0.08579",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.0003",
                    "scoring_system": "epss",
                    "scoring_elements": "0.08573",
                    "published_at": "2026-04-21T12:55:00Z"
                },
                {
                    "value": "0.0003",
                    "scoring_system": "epss",
                    "scoring_elements": "0.08552",
                    "published_at": "2026-04-12T12:55:00Z"
                },
                {
                    "value": "0.0003",
                    "scoring_system": "epss",
                    "scoring_elements": "0.08536",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.0003",
                    "scoring_system": "epss",
                    "scoring_elements": "0.08429",
                    "published_at": "2026-04-16T12:55:00Z"
                },
                {
                    "value": "0.00031",
                    "scoring_system": "epss",
                    "scoring_elements": "0.08723",
                    "published_at": "2026-04-01T12:55:00Z"
                },
                {
                    "value": "0.00031",
                    "scoring_system": "epss",
                    "scoring_elements": "0.08752",
                    "published_at": "2026-04-02T12:55:00Z"
                },
                {
                    "value": "0.00031",
                    "scoring_system": "epss",
                    "scoring_elements": "0.088",
                    "published_at": "2026-04-04T12:55:00Z"
                },
                {
                    "value": "0.00031",
                    "scoring_system": "epss",
                    "scoring_elements": "0.08733",
                    "published_at": "2026-04-07T12:55:00Z"
                },
                {
                    "value": "0.00031",
                    "scoring_system": "epss",
                    "scoring_elements": "0.08812",
                    "published_at": "2026-04-08T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3750"
        },
        {
            "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3750",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3750"
        },
        {
            "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.5",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H"
                }
            ],
            "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1999073",
            "reference_id": "1999073",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1999073"
        },
        {
            "reference_url": "https://security.gentoo.org/glsa/202208-27",
            "reference_id": "GLSA-202208-27",
            "reference_type": "",
            "scores": [],
            "url": "https://security.gentoo.org/glsa/202208-27"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2022:7967",
            "reference_id": "RHSA-2022:7967",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2022:7967"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2023:6980",
            "reference_id": "RHSA-2023:6980",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2023:6980"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2024:0404",
            "reference_id": "RHSA-2024:0404",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2024:0404"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2024:0569",
            "reference_id": "RHSA-2024:0569",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2024:0569"
        },
        {
            "reference_url": "https://usn.ubuntu.com/5772-1/",
            "reference_id": "USN-5772-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/5772-1/"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 416,
            "name": "Use After Free",
            "description": "Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code."
        }
    ],
    "exploits": [],
    "severity_range_score": "7.5 - 7.5",
    "exploitability": "0.5",
    "weighted_severity": "6.8",
    "risk_score": 3.4,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-w7gc-1eh2-3ufu"
}