Mozilla Firefox 69, Mozilla Firefox ESR 68.1 and Mozilla Thunderbird 68.1 : Some HTML elements, such as <code><title></code> and <code><textarea></code>, can contain literal angle brackets without treating them as markup. It is possible to pass a literal closing tag to <code>.innerHTML</code> on these elements, and subsequent content after that will be parsed as if it were outside the tag. This ca ...
Mozilla Firefox 69, Mozilla Firefox ESR 68.1 and Mozilla Thunderbird 68.1 : A use-after-free vulnerability can occur while manipulating video elements if the body is freed while still in use. This results in a potentially exploitable crash.
Mozilla Firefox 69, Mozilla Firefox ESR 68.1 : The "Forget about this site" feature in the History pane is intended to remove all saved user data that indicates a user has visited a site. This includes removing any HTTP Strict Transport Security (HSTS) settings received from sites that use it. Due to a bug, sites on the pre-load list also have their HSTS setting removed. On the next visit to that ...
Mozilla Firefox 69, Mozilla Firefox ESR 68.1 : WebRTC in Firefox will honor persisted permissions given to sites for access to microphone and camera resources even when in a third-party context. In light of recent high profile vulnerabilities in other software, a decision was made to no longer persist these permissions. This avoids the possibility of trusted WebRTC resources being invisibly embedd ...
Mozilla Firefox 69, Mozilla Firefox ESR 68.1 : A vulnerability exists in WebRTC where malicious web content can use probing techniques on the <code>getUserMedia</code> API using constraints to reveal device properties of cameras on the system without triggering a user prompt or notification. This allows for the potential fingerprinting of users.
Mozilla Firefox 69, Mozilla Firefox ESR 68.1 : Logging-related command line parameters are not properly sanitized when Firefox is launched by another program, such as when a user clicks on malicious links in a chat application. This can be used to write a log file to an arbitrary location such as the Windows 'Startup' folder.
Mozilla Firefox 69, Mozilla Firefox ESR 68.1 and Mozilla Thunderbird 68.1 : It is possible to delete an IndexedDB key value and subsequently try to extract it during conversion. This results in a use-after-free and a potentially exploitable crash.
Mozilla Firefox 69, Mozilla Firefox ESR 68.1 : The Firefox installer allows Firefox to be installed to a custom user writable location, leaving it unprotected from manipulation by unprivileged users or malware. If the Mozilla Maintenance Service is manipulated to update this unprotected location and the updated maintenance service in the unprotected location has been altered, the altered maintenan ...
Mozilla Firefox 69, Mozilla Firefox ESR 68.1 : Given a compromised sandboxed content process due to a separate vulnerability, it is possible to escape that sandbox by loading <code>accounts.firefox.com</code> in that process and forcing a log-in to a malicious Firefox Sync account. Preference settings that disable the sandbox are then synchronized to the local machine and the compromised browser w ...