{"cve":"CVE-2018-6089","nvd":{"published":"2018-12-04T17:29:01.163","modified":"2026-06-17T02:01:18.643","status":"Modified","description":"A lack of CORS checks, after a Service Worker redirected to a cross-origin PDF, in Service Worker in Google Chrome prior to 66.0.3359.117 allowed a remote attacker to leak limited cross-origin data via a crafted HTML page.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","score":6.5},"cwes":["CWE-20"],"references":["http://www.securityfocus.com/bid/103917","https://access.redhat.com/errata/RHSA-2018:1195","https://chromereleases.googleblog.com/2018/04/stable-channel-update-for-desktop.html","https://crbug.com/808838","https://security.gentoo.org/glsa/201804-22"],"products":["debian:debian_linux","google:chrome","redhat:linux_desktop","redhat:linux_server","redhat:linux_workstation"],"source":"nvd","synced_at":"2026-10-19T20:54:36.112582389+00:00"},"epss":{"cve":"CVE-2018-6089","score":0.01597,"percentile":0.75755,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}