{"id":"CVE-2018-5131","details":"Under certain circumstances the \"fetch()\" API can return transient local copies of resources that were sent with a \"no-store\" or \"no-cache\" cache header instead of downloading a copy from the network as it should. This can result in previously stored, locally cached data of a website being accessible to users if they share a common profile while browsing. This vulnerability affects Firefox ESR \u003c 52.7 and Firefox \u003c 59.","modified":"2026-04-16T01:43:23.530268208Z","published":"2018-06-11T21:29:14.157Z","related":["SUSE-SU-2018:0850-1","SUSE-SU-2018:0907-1","openSUSE-SU-2024:10600-1","openSUSE-SU-2024:14572-1"],"references":[{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1040514"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:0526"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:0527"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201810-01"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4139"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/103388"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/03/msg00010.html"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3596-1/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2018-06/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2018-07/"},{"type":"REPORT","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1440775"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-5131.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"fixed":"59.0"}]},{"events":[{"introduced":"0"},{"fixed":"52.7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.4"}]},{"events":[{"introduced":"0"},{"last_affected":"7.4"}]},{"events":[{"introduced":"0"},{"last_affected":"7.5"}]},{"events":[{"introduced":"0"},{"last_affected":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"17.10"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}