{"id":"GHSA-f522-ffg8-j8r6","summary":"Regular Expression Denial of Service in is-my-json-valid","details":"Version of `is-my-json-valid` before 2.12.4 are vulnerable to regular expression denial of service (ReDoS) via the email validation function.\n\n\n## Recommendation\n\nUpdate to version 2.12.4 or later.","aliases":["CVE-2016-2537"],"modified":"2025-10-17T17:50:27Z","published":"2017-10-24T18:33:35Z","database_specific":{"cwe_ids":["CWE-1333"],"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2020-06-16T21:33:36Z","nvd_published_at":"2016-02-23T05:59:01Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2016-2537"},{"type":"WEB","url":"https://github.com/github/advisory-database/pull/4850"},{"type":"WEB","url":"https://github.com/mafintosh/is-my-json-valid/pull/159"},{"type":"WEB","url":"https://github.com/mafintosh/is-my-json-valid/commit/b3051b277f7caa08cd2edc6f74f50aeda65d2976"},{"type":"WEB","url":"https://github.com/mafintosh/is-my-json-valid/commit/eca4beb21e61877d76fdf6bea771f72f39544d9b"},{"type":"WEB","url":"https://hackerone.com/reports/317548"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-f522-ffg8-j8r6"},{"type":"PACKAGE","url":"https://github.com/mafintosh/is-my-json-valid"},{"type":"WEB","url":"https://www.npmjs.com/advisories/572"},{"type":"WEB","url":"https://www.npmjs.com/advisories/76"}],"affected":[{"package":{"name":"is-my-json-valid","ecosystem":"npm","purl":"pkg:npm/is-my-json-valid"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.12.4"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2017/10/GHSA-f522-ffg8-j8r6/GHSA-f522-ffg8-j8r6.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}