{"schema_version":"1.7.5","id":"CVE-2015-7519","published":"2016-01-08T19:59:05Z","modified":"2026-04-10T03:46:27.692178Z","aliases":["GHSA-fxwv-953p-7qpf"],"related":["SUSE-SU-2015:2337-1","SUSE-SU-2016:0042-1","openSUSE-SU-2024:11341-1"],"details":"agent/Core/Controller/SendRequest.cpp in Phusion Passenger before 4.0.60 and 5.0.x before 5.0.22, when used in Apache integration mode or in standalone mode without a filtering proxy, allows remote attackers to spoof headers passed to applications by using an _ (underscore) character instead of a - (dash) character in an HTTP header, as demonstrated by an X_User header.","references":[{"type":"ADVISORY","url":"https://blog.phusion.nl/2015/12/07/cve-2015-7519/"},{"type":"FIX","url":"https://github.com/phusion/passenger/commit/ddb8ecc4ebf260e4967f57f271d4f5761abeac3e"},{"type":"REPORT","url":"https://bugzilla.suse.com/show_bug.cgi?id=956281"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00024.html"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2015/12/07/1"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2015/12/07/2"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2018/06/msg00007.html"},{"type":"WEB","url":"https://puppet.com/security/cve/passenger-dec-2015-security-fixes"}],"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N"}]}