CVE-2021-29944
Lack of escaping allowed HTML injection when a webpage was viewed in Reader View. While a Content Security Policy prevents direct code execution, HTML injection is still possible. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 88. Date published : 2021-06-24 https://bugzilla.mozilla.org/show_bug.cgi?id=1697604