{"cve":"CVE-2019-11711","nvd":{"published":"2019-07-23T14:15:15.530","modified":"2026-06-17T02:13:28.780","status":"Modified","description":"When an inner window is reused, it does not consider the use of document.domain for cross-origin protections. If pages on different subdomains ever cooperatively use document.domain, then either page can abuse this to inject script into arbitrary pages on the other subdomain, even those that did not use document.domain to relax their origin security. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8},"cwes":[],"references":["http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html","http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00058.html","http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00073.html","http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html","http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html"],"products":["debian:debian_linux","mozilla:firefox","mozilla:thunderbird"],"source":"nvd","synced_at":"2026-10-19T20:58:11.797917892+00:00"},"epss":{"cve":"CVE-2019-11711","score":0.01633,"percentile":0.76277,"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."]}