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prionPRIOn knowledge basePRION:CVE-2019-11691
HistoryJul 23, 2019 - 2:15 p.m.

Design/Logic Flaw

2019-07-2314:15:00
PRIOn knowledge base
www.prio-n.com
7

AI Score

9.1

Confidence

High

EPSS

0.004

Percentile

74.0%

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.