If a page is loaded from an original site through a hyperlink and contains a redirect to a "data:text/html" URL, triggering a reload will run the reloaded "data:text/html" page with its origin set incorrectly. This allows for a cross-site scripting (XSS) attack. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53.
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{ "binaries": [ { "binary_name": "firefox", "binary_version": "53.0+build6-0ubuntu0.16.04.1" }, { "binary_name": "firefox-dev", "binary_version": "53.0+build6-0ubuntu0.16.04.1" }, { "binary_name": "firefox-globalmenu", "binary_version": "53.0+build6-0ubuntu0.16.04.1" }, { "binary_name": "firefox-mozsymbols", "binary_version": "53.0+build6-0ubuntu0.16.04.1" }, { "binary_name": "firefox-testsuite", "binary_version": "53.0+build6-0ubuntu0.16.04.1" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_name": "thunderbird", "binary_version": "1:52.1.1+build1-0ubuntu0.16.04.1" }, { "binary_name": "thunderbird-dev", "binary_version": "1:52.1.1+build1-0ubuntu0.16.04.1" }, { "binary_name": "thunderbird-globalmenu", "binary_version": "1:52.1.1+build1-0ubuntu0.16.04.1" }, { "binary_name": "thunderbird-gnome-support", "binary_version": "1:52.1.1+build1-0ubuntu0.16.04.1" }, { "binary_name": "thunderbird-mozsymbols", "binary_version": "1:52.1.1+build1-0ubuntu0.16.04.1" }, { "binary_name": "thunderbird-testsuite", "binary_version": "1:52.1.1+build1-0ubuntu0.16.04.1" }, { "binary_name": "xul-ext-calendar-timezones", "binary_version": "1:52.1.1+build1-0ubuntu0.16.04.1" }, { "binary_name": "xul-ext-gdata-provider", "binary_version": "1:52.1.1+build1-0ubuntu0.16.04.1" }, { "binary_name": "xul-ext-lightning", "binary_version": "1:52.1.1+build1-0ubuntu0.16.04.1" } ], "availability": "No subscription required" }