CVE-2020-15678 | Mozilla Firefox/Firefox ESR/Thunderbird ComputeClippedCompositionBounds use after free (Bug 1660211 / Nessus ID 208644)
A vulnerability classified as critical was found in Mozilla Firefox, Firefox ESR and Thunderbird. This vulnerability affects the function APZCTreeManager::ComputeClippedCompositionBounds. The manipulation leads to use after free.
This vulnerability was named CVE-2020-15678. The attack can be initiated remotely. There is no exploit available.
It is recommended to upgrade the affected component.