{"url":"http://public2.vulnerablecode.io/api/packages/1021996?format=json","purl":"pkg:npm/%40nestjs/microservices@10.4.18","type":"npm","namespace":"@nestjs","name":"microservices","version":"10.4.18","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=json","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=json","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@10.4.18"}