{"cve":"CVE-2021-3822","nvd":{"published":"2021-09-27T13:15:07.940","modified":"2026-06-17T04:05:50.360","status":"Modified","description":"jsoneditor is vulnerable to Inefficient Regular Expression Complexity","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:H","score":7.5},"cwes":["CWE-400","CWE-1333"],"references":["https://github.com/josdejong/jsoneditor/commit/092e386cf49f2a1450625617da8e0137ed067c3e","https://huntr.dev/bounties/1e3ed803-b7ed-42f1-a4ea-c4c75da9de73","https://github.com/josdejong/jsoneditor/commit/092e386cf49f2a1450625617da8e0137ed067c3e","https://huntr.dev/bounties/1e3ed803-b7ed-42f1-a4ea-c4c75da9de73"],"products":["jsoneditoronline:jsoneditor"],"source":"nvd","synced_at":"2026-10-19T21:23:41.316049955+00:00"},"epss":{"cve":"CVE-2021-3822","score":0.01418,"percentile":0.72797,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-hhfg-6hfc-rvxm","url":"https://osv.dev/vulnerability/GHSA-hhfg-6hfc-rvxm","summary":"Regular Expression Denial of Service in jsoneditor","modified":"2023-11-08T04:06:26.529779Z","packages":[{"ecosystem":"npm","name":"jsoneditor","purl":"pkg:npm/jsoneditor","ranges":["<9.5.6"],"fixed":["9.5.6"]}]}],"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."]}