{"cve":"CVE-2019-10806","nvd":{"published":"2020-03-09T16:15:11.500","modified":"2026-06-17T02:11:42.563","status":"Modified","description":"vega-util prior to 1.13.1 allows manipulation of object prototype. The 'vega.mergeConfig' method within vega-util could be tricked into adding or modifying properties of the Object.prototype.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","score":4.3},"cwes":["CWE-1321"],"references":["https://github.com/vega/vega/commit/8f33a0b5170d7de4f12fc248ec0901234342367b","https://snyk.io/vuln/SNYK-JS-VEGAUTIL-559223","https://github.com/vega/vega/commit/8f33a0b5170d7de4f12fc248ec0901234342367b","https://snyk.io/vuln/SNYK-JS-VEGAUTIL-559223"],"products":["vega_project:vega"],"source":"nvd","synced_at":"2026-10-19T21:02:53.949909883+00:00"},"epss":{"cve":"CVE-2019-10806","score":0.01109,"percentile":0.65911,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-6hwh-rqwf-cxxr","url":"https://osv.dev/vulnerability/GHSA-6hwh-rqwf-cxxr","summary":"Improperly Controlled Modification of Dynamically-Determined Object Attributes in vega-util","modified":"2026-07-08T05:56:33.518860083Z","packages":[{"ecosystem":"npm","name":"vega-util","purl":"pkg:npm/vega-util","ranges":["<1.13.1"],"fixed":["1.13.1"]}]}],"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."]}