{"api_version":"1","generated_at":"2026-07-24T00:12:16+00:00","cve":"CVE-2016-2537","urls":{"html":"https://cve.report/CVE-2016-2537","api":"https://cve.report/api/cve/CVE-2016-2537.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2016-2537","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-2537"},"summary":{"title":"CVE-2016-2537","description":"The is-my-json-valid package before 2.12.4 for Node.js has an incorrect exports['utc-millisec'] regular expression, which allows remote attackers to cause a denial of service (blocked event loop) via a crafted string.","state":"PUBLISHED","assigner":"mitre","published_at":"2016-02-23 05:59:01","updated_at":"2026-05-06 22:30:45"},"problem_types":["CWE-20","n/a"],"metrics":[{"version":"3.0","source":"nvd@nist.gov","type":"Primary","score":"7.5","severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}},{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"5","severity":"","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"}}],"references":[{"url":"https://nodesecurity.io/advisories/76","name":"https://nodesecurity.io/advisories/76","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Node Security Platform | Advisory","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://github.com/mafintosh/is-my-json-valid/commit/eca4beb21e61877d76fdf6bea771f72f39544d9b","name":"https://github.com/mafintosh/is-my-json-valid/commit/eca4beb21e61877d76fdf6bea771f72f39544d9b","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"],"title":"fix utc-millisec regex to avoid a ddos attack · mafintosh/is-my-json-valid@eca4beb · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-2537","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-2537","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2016","cve_id":"2537","vulnerable":"1","versionEndIncluding":"2.12.3","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"is_my_json_valid_project","cpe5":"is_my_json_valid","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"node.js","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2016-2537","qid":"983494","title":"Nodejs (npm) Security Update for is-my-json-valid (GHSA-ccq6-3qx5-vmqx)"},{"cve":"CVE-2016-2537","qid":"983768","title":"Nodejs (npm) Security Update for is-my-json-valid (GHSA-f522-ffg8-j8r6)"}]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-05T23:32:20.842Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://nodesecurity.io/advisories/76"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://github.com/mafintosh/is-my-json-valid/commit/eca4beb21e61877d76fdf6bea771f72f39544d9b"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2016-01-17T00:00:00.000Z","descriptions":[{"lang":"en","value":"The is-my-json-valid package before 2.12.4 for Node.js has an incorrect exports['utc-millisec'] regular expression, which allows remote attackers to cause a denial of service (blocked event loop) via a crafted string."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2016-02-23T04:57:01.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://nodesecurity.io/advisories/76"},{"tags":["x_refsource_CONFIRM"],"url":"https://github.com/mafintosh/is-my-json-valid/commit/eca4beb21e61877d76fdf6bea771f72f39544d9b"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2016-2537","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The is-my-json-valid package before 2.12.4 for Node.js has an incorrect exports['utc-millisec'] regular expression, which allows remote attackers to cause a denial of service (blocked event loop) via a crafted string."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://nodesecurity.io/advisories/76","refsource":"CONFIRM","url":"https://nodesecurity.io/advisories/76"},{"name":"https://github.com/mafintosh/is-my-json-valid/commit/eca4beb21e61877d76fdf6bea771f72f39544d9b","refsource":"CONFIRM","url":"https://github.com/mafintosh/is-my-json-valid/commit/eca4beb21e61877d76fdf6bea771f72f39544d9b"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2016-2537","datePublished":"2016-02-23T02:00:00.000Z","dateReserved":"2016-02-22T00:00:00.000Z","dateUpdated":"2024-08-05T23:32:20.842Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2016-02-23 05:59:01","lastModifiedDate":"2026-05-06 22:30:45","problem_types":["CWE-20","n/a"],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:is_my_json_valid_project:is_my_json_valid:*:*:*:*:*:node.js:*:*","versionEndIncluding":"2.12.3","matchCriteriaId":"C3EE82E3-FD18-4902-9553-970F25070A19"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2016","CveId":"2537","Ordinal":"1","Title":"CVE-2016-2537","CVE":"CVE-2016-2537","Year":"2016"},"notes":[{"CveYear":"2016","CveId":"2537","Ordinal":"1","NoteData":"The is-my-json-valid package before 2.12.4 for Node.js has an incorrect exports['utc-millisec'] regular expression, which allows remote attackers to cause a denial of service (blocked event loop) via a crafted string.","Type":"Description","Title":"CVE-2016-2537"},{"CveYear":"2016","CveId":"2537","Ordinal":"2","NoteData":"2016-02-22","Type":"Other","Title":"Published"},{"CveYear":"2016","CveId":"2537","Ordinal":"3","NoteData":"2016-02-22","Type":"Other","Title":"Modified"}]}}}