{"cve":"CVE-2016-5291","nvd":{"published":"2018-06-11T21:29:00.437","modified":"2026-06-17T00:49:07.830","status":"Modified","description":"A same-origin policy bypass with local shortcut files to load arbitrary local content from disk. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","score":5.5},"cwes":["CWE-20"],"references":["http://rhn.redhat.com/errata/RHSA-2016-2780.html","http://www.securityfocus.com/bid/94336","http://www.securitytracker.com/id/1037298","https://bugzilla.mozilla.org/show_bug.cgi?id=1292159","https://security.gentoo.org/glsa/201701-15"],"products":["debian:debian_linux","mozilla:firefox","mozilla:thunderbird"],"source":"nvd","synced_at":"2026-10-19T20:50:40.212176939+00:00"},"epss":{"cve":"CVE-2016-5291","score":0.00433,"percentile":0.37651,"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."]}