If a site is loaded over a HTTPS connection but loads a favicon resource over HTTP, the mixed content warning is not displayed to users. This vulnerability affects Firefox < 63.
{ "availability": "No subscription required", "binaries": [ { "binary_version": "63.0+build2-0ubuntu0.14.04.2", "binary_name": "firefox" }, { "binary_version": "63.0+build2-0ubuntu0.14.04.2", "binary_name": "firefox-dev" }, { "binary_version": "63.0+build2-0ubuntu0.14.04.2", "binary_name": "firefox-globalmenu" }, { "binary_version": "63.0+build2-0ubuntu0.14.04.2", "binary_name": "firefox-mozsymbols" }, { "binary_version": "63.0+build2-0ubuntu0.14.04.2", "binary_name": "firefox-testsuite" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_version": "63.0+build2-0ubuntu0.16.04.2", "binary_name": "firefox" }, { "binary_version": "63.0+build2-0ubuntu0.16.04.2", "binary_name": "firefox-dev" }, { "binary_version": "63.0+build2-0ubuntu0.16.04.2", "binary_name": "firefox-globalmenu" }, { "binary_version": "63.0+build2-0ubuntu0.16.04.2", "binary_name": "firefox-mozsymbols" }, { "binary_version": "63.0+build2-0ubuntu0.16.04.2", "binary_name": "firefox-testsuite" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_version": "63.0+build2-0ubuntu0.18.04.2", "binary_name": "firefox" }, { "binary_version": "63.0+build2-0ubuntu0.18.04.2", "binary_name": "firefox-dev" }, { "binary_version": "63.0+build2-0ubuntu0.18.04.2", "binary_name": "firefox-globalmenu" }, { "binary_version": "63.0+build2-0ubuntu0.18.04.2", "binary_name": "firefox-mozsymbols" }, { "binary_version": "63.0+build2-0ubuntu0.18.04.2", "binary_name": "firefox-testsuite" } ] }