The URL parsing implementation in Mozilla Firefox before 42.0 improperly recognizes escaped characters in hostnames within Location headers, which allows remote attackers to obtain sensitive information via vectors involving a redirect.
{ "binaries": [ { "binary_name": "firefox", "binary_version": "42.0+build2-0ubuntu0.14.04.1" }, { "binary_name": "firefox-dev", "binary_version": "42.0+build2-0ubuntu0.14.04.1" }, { "binary_name": "firefox-globalmenu", "binary_version": "42.0+build2-0ubuntu0.14.04.1" }, { "binary_name": "firefox-mozsymbols", "binary_version": "42.0+build2-0ubuntu0.14.04.1" }, { "binary_name": "firefox-testsuite", "binary_version": "42.0+build2-0ubuntu0.14.04.1" } ], "availability": "No subscription required" }