{"cve":"CVE-2018-20801","nvd":{"published":"2019-03-14T16:29:00.243","modified":"2026-06-17T01:53:30.173","status":"Modified","description":"In js/parts/SvgRenderer.js in Highcharts JS before 6.1.0, the use of backtracking regular expressions permitted an attacker to conduct a denial of service attack against the SVGRenderer component, aka ReDoS.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-185"],"references":["https://github.com/highcharts/highcharts/commit/7c547e1e0f5e4379f94396efd559a566668c0dfa","https://security.netapp.com/advisory/ntap-20190715-0001/","https://snyk.io/vuln/npm:highcharts:20180225","https://github.com/highcharts/highcharts/commit/7c547e1e0f5e4379f94396efd559a566668c0dfa","https://security.netapp.com/advisory/ntap-20190715-0001/"],"products":["highcharts:highcharts"],"source":"nvd","synced_at":"2026-10-19T20:55:22.313337056+00:00"},"epss":{"cve":"CVE-2018-20801","score":0.03169,"percentile":0.88021,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-xmc8-cjfr-phx3","url":"https://osv.dev/vulnerability/GHSA-xmc8-cjfr-phx3","summary":"Regular Expression Denial of Service in highcharts","modified":"2023-11-08T04:00:12.772702Z","packages":[{"ecosystem":"npm","name":"highcharts","purl":"pkg:npm/highcharts","ranges":["<6.1.0"],"fixed":["6.1.0"]}]}],"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."]}