WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol, leading to potential data disclosure or privilege escalation in affected extensions. This vulnerability affects Firefox ESR < 45.7 and Firefox < 51.
{ "binaries": [ { "binary_version": "51.0.1+build2-0ubuntu0.14.04.1", "binary_name": "firefox" }, { "binary_version": "51.0.1+build2-0ubuntu0.14.04.1", "binary_name": "firefox-dev" }, { "binary_version": "51.0.1+build2-0ubuntu0.14.04.1", "binary_name": "firefox-globalmenu" }, { "binary_version": "51.0.1+build2-0ubuntu0.14.04.1", "binary_name": "firefox-mozsymbols" }, { "binary_version": "51.0.1+build2-0ubuntu0.14.04.1", "binary_name": "firefox-testsuite" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_version": "51.0.1+build2-0ubuntu0.16.04.1", "binary_name": "firefox" }, { "binary_version": "51.0.1+build2-0ubuntu0.16.04.1", "binary_name": "firefox-dev" }, { "binary_version": "51.0.1+build2-0ubuntu0.16.04.1", "binary_name": "firefox-globalmenu" }, { "binary_version": "51.0.1+build2-0ubuntu0.16.04.1", "binary_name": "firefox-mozsymbols" }, { "binary_version": "51.0.1+build2-0ubuntu0.16.04.1", "binary_name": "firefox-testsuite" } ], "availability": "No subscription required" }