Activity Stream can display content from sent from the Snippet Service website. This content is written to innerHTML on the Activity Stream page without sanitization, allowing for a potential access to other information available to the Activity Stream, such as browsing history, if the Snipper Service were compromised. This vulnerability affects Firefox < 68.
{ "binaries": [ { "binary_version": "68.0+build3-0ubuntu0.16.04.1", "binary_name": "firefox" }, { "binary_version": "68.0+build3-0ubuntu0.16.04.1", "binary_name": "firefox-dev" }, { "binary_version": "68.0+build3-0ubuntu0.16.04.1", "binary_name": "firefox-geckodriver" }, { "binary_version": "68.0+build3-0ubuntu0.16.04.1", "binary_name": "firefox-globalmenu" }, { "binary_version": "68.0+build3-0ubuntu0.16.04.1", "binary_name": "firefox-mozsymbols" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_version": "68.0+build3-0ubuntu0.18.04.1", "binary_name": "firefox" }, { "binary_version": "68.0+build3-0ubuntu0.18.04.1", "binary_name": "firefox-dev" }, { "binary_version": "68.0+build3-0ubuntu0.18.04.1", "binary_name": "firefox-geckodriver" }, { "binary_version": "68.0+build3-0ubuntu0.18.04.1", "binary_name": "firefox-globalmenu" }, { "binary_version": "68.0+build3-0ubuntu0.18.04.1", "binary_name": "firefox-mozsymbols" } ], "availability": "No subscription required" }