{"cve":"CVE-2019-18841","nvd":{"published":"2019-11-11T01:15:10.353","modified":"2026-06-17T02:25:26.957","status":"Modified","description":"Chartkick.js 3.1.0 through 3.1.3, as used in the Chartkick gem before 3.3.0 for Ruby, allows prototype pollution.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","score":7.3},"cwes":[],"references":["https://chartkick.com","https://github.com/ankane/chartkick.js/issues/117","https://github.com/ankane/chartkick/blob/master/CHANGELOG.md","https://github.com/ankane/chartkick/commit/b810936bbf687bc74c5b6dba72d2397a399885fa","https://github.com/ankane/chartkick/commits/master"],"products":["chartkick:chartkick.js"],"source":"nvd","synced_at":"2026-10-19T20:59:25.448946135+00:00"},"epss":{"cve":"CVE-2019-18841","score":0.01391,"percentile":0.72347,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-5pm8-492c-92p5","url":"https://osv.dev/vulnerability/GHSA-5pm8-492c-92p5","summary":"Prototype Pollution in chartkick","modified":"2024-12-04T05:31:46.722797Z","packages":[{"ecosystem":"RubyGems","name":"chartkick","purl":"pkg:gem/chartkick","ranges":["<3.3.0"],"fixed":["3.3.0"]},{"ecosystem":"npm","name":"chartkick","purl":"pkg:npm/chartkick","ranges":[">=3.1.0 <3.2.0"],"fixed":["3.2.0"]}]}],"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."]}