{"cve":"CVE-2019-11723","nvd":{"published":"2019-07-23T14:15:16.280","modified":"2026-06-17T02:13:30.453","status":"Modified","description":"A vulnerability exists during the installation of add-ons where the initial fetch ignored the origin attributes of the browsing context. This could leak cookies in private browsing mode or across different \"containers\" for people who use the Firefox Multi-Account Containers Web Extension. This vulnerability affects Firefox < 68.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-346"],"references":["http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html","http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html","http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html","http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html","https://bugzilla.mozilla.org/show_bug.cgi?id=1528335"],"products":["mozilla:firefox","opensuse:leap"],"source":"nvd","synced_at":"2026-10-19T20:58:11.797917892+00:00"},"epss":{"cve":"CVE-2019-11723","score":0.00807,"percentile":0.5685,"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."]}