Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/16115?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/16115?format=api",
    "vulnerability_id": "VCID-ybzc-1a1u-mqc5",
    "summary": "",
    "aliases": [
        {
            "alias": "CVE-2023-49991"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/39142?format=api",
            "purl": "pkg:deb/debian/espeak-ng@1.50%2Bdfsg-7%2Bdeb11u1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/espeak-ng@1.50%252Bdfsg-7%252Bdeb11u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/39143?format=api",
            "purl": "pkg:deb/debian/espeak-ng@1.50%2Bdfsg-7%2Bdeb11u2?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/espeak-ng@1.50%252Bdfsg-7%252Bdeb11u2%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/39141?format=api",
            "purl": "pkg:deb/debian/espeak-ng@1.51%2Bdfsg-10%2Bdeb12u1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/espeak-ng@1.51%252Bdfsg-10%252Bdeb12u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1079854?format=api",
            "purl": "pkg:deb/debian/espeak-ng@1.51%2Bdfsg-10%2Bdeb12u2",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/espeak-ng@1.51%252Bdfsg-10%252Bdeb12u2"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/39139?format=api",
            "purl": "pkg:deb/debian/espeak-ng@1.51%2Bdfsg-10%2Bdeb12u2?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/espeak-ng@1.51%252Bdfsg-10%252Bdeb12u2%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/39146?format=api",
            "purl": "pkg:deb/debian/espeak-ng@1.51%2Bdfsg-12?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/espeak-ng@1.51%252Bdfsg-12%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/39144?format=api",
            "purl": "pkg:deb/debian/espeak-ng@1.52.0%2Bdfsg-5?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/espeak-ng@1.52.0%252Bdfsg-5%3Fdistro=trixie"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1079850?format=api",
            "purl": "pkg:deb/debian/espeak-ng@1.49.0%2Bdfsg-11",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-1tma-sawp-myeu"
                },
                {
                    "vulnerability": "VCID-fu9g-tzcq-p7ff"
                },
                {
                    "vulnerability": "VCID-mdsz-2th8-3bfy"
                },
                {
                    "vulnerability": "VCID-sr3u-3qqe-7kcv"
                },
                {
                    "vulnerability": "VCID-ybzc-1a1u-mqc5"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/espeak-ng@1.49.0%252Bdfsg-11"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1079851?format=api",
            "purl": "pkg:deb/debian/espeak-ng@1.49.2%2Bdfsg-8%2Bdeb10u1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-1tma-sawp-myeu"
                },
                {
                    "vulnerability": "VCID-fu9g-tzcq-p7ff"
                },
                {
                    "vulnerability": "VCID-mdsz-2th8-3bfy"
                },
                {
                    "vulnerability": "VCID-sr3u-3qqe-7kcv"
                },
                {
                    "vulnerability": "VCID-ybzc-1a1u-mqc5"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/espeak-ng@1.49.2%252Bdfsg-8%252Bdeb10u1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1079852?format=api",
            "purl": "pkg:deb/debian/espeak-ng@1.50%2Bdfsg-7",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-1tma-sawp-myeu"
                },
                {
                    "vulnerability": "VCID-fu9g-tzcq-p7ff"
                },
                {
                    "vulnerability": "VCID-mdsz-2th8-3bfy"
                },
                {
                    "vulnerability": "VCID-sr3u-3qqe-7kcv"
                },
                {
                    "vulnerability": "VCID-ybzc-1a1u-mqc5"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/espeak-ng@1.50%252Bdfsg-7"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1079853?format=api",
            "purl": "pkg:deb/debian/espeak-ng@1.50%2Bdfsg-7%2Bdeb11u1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-1tma-sawp-myeu"
                },
                {
                    "vulnerability": "VCID-fu9g-tzcq-p7ff"
                },
                {
                    "vulnerability": "VCID-mdsz-2th8-3bfy"
                },
                {
                    "vulnerability": "VCID-sr3u-3qqe-7kcv"
                },
                {
                    "vulnerability": "VCID-ybzc-1a1u-mqc5"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/espeak-ng@1.50%252Bdfsg-7%252Bdeb11u1"
        }
    ],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-49991.json",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "5.3",
                    "scoring_system": "cvssv3",
                    "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L"
                }
            ],
            "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-49991.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2023-49991",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.0002",
                    "scoring_system": "epss",
                    "scoring_elements": "0.05886",
                    "published_at": "2026-06-14T12:55:00Z"
                },
                {
                    "value": "0.0002",
                    "scoring_system": "epss",
                    "scoring_elements": "0.05875",
                    "published_at": "2026-06-11T12:55:00Z"
                },
                {
                    "value": "0.0002",
                    "scoring_system": "epss",
                    "scoring_elements": "0.05901",
                    "published_at": "2026-06-12T12:55:00Z"
                },
                {
                    "value": "0.0002",
                    "scoring_system": "epss",
                    "scoring_elements": "0.05893",
                    "published_at": "2026-06-13T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2023-49991"
        },
        {
            "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-49991",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-49991"
        },
        {
            "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "5.3",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L"
                }
            ],
            "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
        },
        {
            "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1059060",
            "reference_id": "1059060",
            "reference_type": "",
            "scores": [],
            "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1059060"
        },
        {
            "reference_url": "https://github.com/espeak-ng/espeak-ng/issues/1825",
            "reference_id": "1825",
            "reference_type": "",
            "scores": [
                {
                    "value": "Track",
                    "scoring_system": "ssvc",
                    "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-11-26T16:40:51Z/"
                }
            ],
            "url": "https://github.com/espeak-ng/espeak-ng/issues/1825"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2254231",
            "reference_id": "2254231",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2254231"
        },
        {
            "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2PZEBWPNKPAYJMIM3AS2RP3FL6FX3HS4/",
            "reference_id": "2PZEBWPNKPAYJMIM3AS2RP3FL6FX3HS4",
            "reference_type": "",
            "scores": [
                {
                    "value": "Track",
                    "scoring_system": "ssvc",
                    "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-11-26T16:40:51Z/"
                }
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2PZEBWPNKPAYJMIM3AS2RP3FL6FX3HS4/"
        },
        {
            "reference_url": "https://usn.ubuntu.com/6858-1/",
            "reference_id": "USN-6858-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/6858-1/"
        },
        {
            "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z5WW6RKHRWLEMCKCQ6UZCXWC5J7UWMUQ/",
            "reference_id": "Z5WW6RKHRWLEMCKCQ6UZCXWC5J7UWMUQ",
            "reference_type": "",
            "scores": [
                {
                    "value": "Track",
                    "scoring_system": "ssvc",
                    "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-11-26T16:40:51Z/"
                }
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z5WW6RKHRWLEMCKCQ6UZCXWC5J7UWMUQ/"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 124,
            "name": "Buffer Underwrite ('Buffer Underflow')",
            "description": "The product writes to a buffer using an index or pointer that references a memory location prior to the beginning of the buffer."
        }
    ],
    "exploits": [],
    "severity_range_score": "5.3 - 5.3",
    "exploitability": "0.5",
    "weighted_severity": "4.8",
    "risk_score": 2.4,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-ybzc-1a1u-mqc5"
}