While the text displayed in Autofill tooltips cannot be directly read by JavaScript, the text was rendered using page fonts. Side-channel attacks on the text by using specially crafted fonts could have lead to this text being inferred by the webpage. This vulnerability affects Firefox < 98.
{ "availability": "No subscription required", "binaries": [ { "binary_name": "firefox", "binary_version": "98.0+build3-0ubuntu0.18.04.2" }, { "binary_name": "firefox-dev", "binary_version": "98.0+build3-0ubuntu0.18.04.2" }, { "binary_name": "firefox-geckodriver", "binary_version": "98.0+build3-0ubuntu0.18.04.2" }, { "binary_name": "firefox-mozsymbols", "binary_version": "98.0+build3-0ubuntu0.18.04.2" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_name": "firefox", "binary_version": "98.0+build3-0ubuntu0.20.04.2" }, { "binary_name": "firefox-dev", "binary_version": "98.0+build3-0ubuntu0.20.04.2" }, { "binary_name": "firefox-geckodriver", "binary_version": "98.0+build3-0ubuntu0.20.04.2" }, { "binary_name": "firefox-mozsymbols", "binary_version": "98.0+build3-0ubuntu0.20.04.2" } ] }