CVE-2020-6820 | Mozilla Firefox 74.0.0/ESR 68.6.0 ReadableStream double free (MFSA 2020-11 / EUVD-2020-27964)
A vulnerability classified as critical has been found in Mozilla Firefox 74.0.0/ESR 68.6.0. Affected is an unknown function of the component ReadableStream Handler. The manipulation leads to double free.
This vulnerability is traded as CVE-2020-6820. It is possible to launch the attack remotely. Furthermore, there is an exploit available.
It is recommended to upgrade the affected component.