Package Instance

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{
    "url": "http://public2.vulnerablecode.io/api/packages/1021767?format=api",
    "purl": "pkg:npm/%40nestjs/microservices@6.6.1",
    "type": "npm",
    "namespace": "@nestjs",
    "name": "microservices",
    "version": "6.6.1",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": "11.1.19",
    "latest_non_vulnerable_version": "11.1.19",
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/89646?format=api",
            "vulnerability_id": "VCID-qj9b-37zt-2kea",
            "summary": "Nest Affected by DoS via Recursive handleData in JsonSocket (TCP Transport)\n### Impact\nAttacker sends many small, valid JSON messages in one TCP frame\n → handleData() recurses once per message; buffer shrinks each call\n → maxBufferSize is never reached; call stack overflows instead\n → A ~47 KB payload is sufficient to trigger RangeError\n\n### Patches\n\nFixed in `@nestjs/microservices@11.1.19`\n\n### References\n\nDiscovered by https://github.com/hwpark6804-gif",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-40879",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00061",
                            "scoring_system": "epss",
                            "scoring_elements": "0.19355",
                            "published_at": "2026-06-09T12:55:00Z"
                        },
                        {
                            "value": "0.00061",
                            "scoring_system": "epss",
                            "scoring_elements": "0.1945",
                            "published_at": "2026-06-05T12:55:00Z"
                        },
                        {
                            "value": "0.00061",
                            "scoring_system": "epss",
                            "scoring_elements": "0.19443",
                            "published_at": "2026-06-06T12:55:00Z"
                        },
                        {
                            "value": "0.00061",
                            "scoring_system": "epss",
                            "scoring_elements": "0.194",
                            "published_at": "2026-06-07T12:55:00Z"
                        },
                        {
                            "value": "0.00061",
                            "scoring_system": "epss",
                            "scoring_elements": "0.1933",
                            "published_at": "2026-06-08T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-40879"
                },
                {
                    "reference_url": "https://github.com/nestjs/nest",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/nestjs/nest"
                },
                {
                    "reference_url": "https://github.com/nestjs/nest/security/advisories/GHSA-hpwf-8g29-85qm",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        },
                        {
                            "value": "Track",
                            "scoring_system": "ssvc",
                            "scoring_elements": "SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-04-21T19:37:57Z/"
                        }
                    ],
                    "url": "https://github.com/nestjs/nest/security/advisories/GHSA-hpwf-8g29-85qm"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-40879",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-40879"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-hpwf-8g29-85qm",
                    "reference_id": "GHSA-hpwf-8g29-85qm",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "HIGH",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-hpwf-8g29-85qm"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/110862?format=api",
                    "purl": "pkg:npm/%40nestjs/microservices@11.1.19",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/%2540nestjs/microservices@11.1.19"
                }
            ],
            "aliases": [
                "CVE-2026-40879",
                "GHSA-hpwf-8g29-85qm"
            ],
            "risk_score": 4.0,
            "exploitability": "0.5",
            "weighted_severity": "8.0",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-qj9b-37zt-2kea"
        }
    ],
    "fixing_vulnerabilities": [],
    "risk_score": "4.0",
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/%2540nestjs/microservices@6.6.1"
}