{"cve":"CVE-2018-1107","nvd":{"published":"2021-03-30T02:15:14.593","modified":"2026-06-17T01:50:29.610","status":"Modified","description":"It was discovered that the is-my-json-valid JavaScript library used an inefficient regular expression to validate JSON fields defined to have email format. A specially crafted JSON file could cause it to consume an excessive amount of CPU time when validated.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3},"cwes":["CWE-400"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1546357","https://snyk.io/vuln/npm:is-my-json-valid:20180214","https://bugzilla.redhat.com/show_bug.cgi?id=1546357","https://snyk.io/vuln/npm:is-my-json-valid:20180214"],"products":["is-my-json-valid_project:is-my-json-valid"],"source":"nvd","synced_at":"2026-10-19T21:17:01.373894544+00:00"},"epss":{"cve":"CVE-2018-1107","score":0.01204,"percentile":0.68272,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-4hpf-3wq7-5rpr","url":"https://osv.dev/vulnerability/GHSA-4hpf-3wq7-5rpr","summary":"Regular expression deinal of service (ReDoS) in is-my-json-valid","modified":"2023-11-08T03:59:45.221407Z","packages":[{"ecosystem":"npm","name":"is-my-json-valid","purl":"pkg:npm/is-my-json-valid","ranges":[">=2.0.0 <2.17.2"],"fixed":["2.17.2"]},{"ecosystem":"npm","name":"is-my-json-valid","purl":"pkg:npm/is-my-json-valid","ranges":["<1.4.1"],"fixed":["1.4.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}