{"cve":"CVE-2020-15963","nvd":{"published":"2020-09-21T20:15:12.883","modified":"2026-06-17T02:57:30.417","status":"Modified","description":"Insufficient policy enforcement in extensions in Google Chrome prior to 85.0.4183.121 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","score":9.6},"cwes":[],"references":["http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00087.html","http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00095.html","http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00096.html","http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00049.html","https://chromereleases.googleblog.com/2020/09/stable-channel-update-for-desktop_21.html"],"products":["debian:debian_linux","fedoraproject:fedora","google:chrome","opensuse:backports_sle","opensuse:leap"],"source":"nvd","synced_at":"2026-10-19T21:09:53.489947993+00:00"},"epss":{"cve":"CVE-2020-15963","score":0.01473,"percentile":0.73807,"date":"2026-11-01"},"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."]}