A use-after-free vulnerability can... CVE-2019-11691

7.5 AV AC AU C I A
发布: 2019-05-03
修订: 2020-10-29

A use-after-free vulnerability can occur when working with XMLHttpRequest (XHR) in an event loop, causing the XHR main thread to be called after it has been freed. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.