Mixed content blocking of insecure (HTTP) sub-resources in a secure (HTTPS) document was not correctly applied for resources that redirect from HTTPS to HTTP, allowing content that should be blocked, such as scripts, to be loaded on a page. This vulnerability affects Firefox < 57.
{ "binaries": [ { "binary_name": "firefox", "binary_version": "57.0+build4-0ubuntu0.14.04.4" }, { "binary_name": "firefox-dev", "binary_version": "57.0+build4-0ubuntu0.14.04.4" }, { "binary_name": "firefox-globalmenu", "binary_version": "57.0+build4-0ubuntu0.14.04.4" }, { "binary_name": "firefox-mozsymbols", "binary_version": "57.0+build4-0ubuntu0.14.04.4" }, { "binary_name": "firefox-testsuite", "binary_version": "57.0+build4-0ubuntu0.14.04.4" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_name": "firefox", "binary_version": "57.0+build4-0ubuntu0.16.04.5" }, { "binary_name": "firefox-dev", "binary_version": "57.0+build4-0ubuntu0.16.04.5" }, { "binary_name": "firefox-globalmenu", "binary_version": "57.0+build4-0ubuntu0.16.04.5" }, { "binary_name": "firefox-mozsymbols", "binary_version": "57.0+build4-0ubuntu0.16.04.5" }, { "binary_name": "firefox-testsuite", "binary_version": "57.0+build4-0ubuntu0.16.04.5" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_name": "firefox", "binary_version": "57.0.1+build2-0ubuntu1" }, { "binary_name": "firefox-dev", "binary_version": "57.0.1+build2-0ubuntu1" }, { "binary_name": "firefox-globalmenu", "binary_version": "57.0.1+build2-0ubuntu1" }, { "binary_name": "firefox-mozsymbols", "binary_version": "57.0.1+build2-0ubuntu1" }, { "binary_name": "firefox-testsuite", "binary_version": "57.0.1+build2-0ubuntu1" } ], "availability": "No subscription required" }