{"id":"CVE-2017-7756","details":"A use-after-free and use-after-scope vulnerability when logging errors from headers for XML HTTP Requests (XHR). This could result in a potentially exploitable crash. This vulnerability affects Firefox \u003c 54, Firefox ESR \u003c 52.2, and Thunderbird \u003c 52.2.","modified":"2026-04-16T06:15:53.877793973Z","published":"2018-06-11T21:29:08.030Z","related":["SUSE-SU-2017:1669-1","SUSE-SU-2017:2235-1","openSUSE-SU-2017:1579-1","openSUSE-SU-2024:10601-1"],"references":[{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1038689"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:1440"},{"type":"ADVISORY","url":"https://www.debian.org/security/2017/dsa-3881"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2017-16/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/99057"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:1561"},{"type":"ADVISORY","url":"https://www.debian.org/security/2017/dsa-3918"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2017-15/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2017-17/"},{"type":"REPORT","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1366595"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"52.2.0"}]},{"events":[{"introduced":"0"},{"fixed":"54.0"}]},{"events":[{"introduced":"0"},{"fixed":"52.2.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-7756.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}